Dr. William Masters (46 episodes, 2013-2016)
Virginia Johnson (46 episodes, 2013-2016)
Libby Masters (46 episodes, 2013-2016)
Betty DiMello (37 episodes, 2013-2016)
Dr. Austin Langham (29 episodes, 2013-2016)
Lester Linden (26 episodes, 2013-2016)
Dr. Barton Scully (21 episodes, 2013-2016)
Jane Martin (16 episodes, 2013-2015)
Dr. Ethan Haas (14 episodes, 2013-2014)
Dr. Lillian DePaul (12 episodes, 2013-2014)
Tessa Johnson (12 episodes, 2013-2014)
Johnny Masters (11 episodes, 2015-2016)
Dan Logan (10 episodes, 2015)
Dr. Nancy Leveau (9 episodes, 2016)
Paul Edley (9 episodes, 2015)
Tessa Johnson (9 episodes, 2015-2016)
Henry Johnson (9 episodes, 2013-2014)
Margaret Scully (9 episodes, 2013-2015)
Dr. Art Dreesen (9 episodes, 2016)
Vivian Scully (8 episodes, 2013-2014)
Herb Spleeb (8 episodes, 2014-2016)
Estabrooks Masters (7 episodes, 2013-2014)
Barbara Sanderson (7 episodes, 2014)
Bram Keller (7 episodes, 2016)
Robert Franklin (7 episodes, 2014)
Flo Packer (7 episodes, 2014)
Guy (7 episodes, 2016)
Bob Drag (7 episodes, 2015-2016)
Helen Schiff (7 episodes, 2014-2016)
George Johnson (6 episodes, 2013-2015)
Harry Eshelman (6 episodes, 2015-2016)
Gene Moretti (6 episodes, 2013-2014)
Louise Bell (5 episodes, 2016)
Chancellor Fitzhugh (5 episodes, 2013-2015)
Jenny Masters (5 episodes, 2015-2016)
Ronald Sturgis (5 episodes, 2015)
Patron / Bar Single / Journalist / Party Guest (1 episode, 2013-2015)
Coral (4 episodes, 2014)
Nora Everett (4 episodes, 2015)
Dale (4 episodes, 2013)
Dr. Lloyd Madden (4 episodes, 2014-2016)
Edna Eshelman (4 episodes, 2015-2016)
Pam (4 episodes, 2013-2014)
Shep Tally (3 episodes, 2014)
Dody (3 episodes, 2016)
Shelley Decklin (3 episodes, 2014)
Pauline Masters (3 episodes, 2014)
Edith Schiff (3 episodes, 2016)
Sam Duncan (3 episodes, 2013-2015)
Hugh Hefner (3 episodes, 2015-2016)
Dr. Ditmer (3 episodes, 2013-2014)
Jonathan Laurents (3 episodes, 2015)
Elliot (3 episodes, 2014)
Matt (3 episodes, 2015)
Elise Langham (3 episodes, 2013-2014)
Joy Edley (3 episodes, 2015)
Dr. Charles Hendricks (3 episodes, 2014)
Dr. Douglas Greathouse (3 episodes, 2014)
Cherlyn Green (3 episodes, 2016)
Frank Masters (3 episodes, 2014)
Manny (3 episodes, 2014)
Dennis (3 episodes, 2015)
Glenn (3 episodes, 2014)
Scrub Nurse / OR Nurse (3 episodes, 2013-2014)
Delivery Nurse / ER Nurse / Maternity Nurse (3 episodes, 2013-2015)
Charles Clavermore (3 episodes, 2016)
Alice Logan (2 episodes, 2015-2016)
Graham Pennington (2 episodes, 2015)
Gary Bucksey (2 episodes, 2016)
Psychiatrist (2 episodes, 2013)
Al (2 episodes, 2014)
Dale Connolly (2 episodes, 2016)
Francis Masters (2 episodes, 2015)
Judith (2 episodes, 2015)
Mr. Schiff (2 episodes, 2016)
Fran Bucksey (2 episodes, 2016)
Darleen Connolly (2 episodes, 2016)
Dr. Chuck Ingram (2 episodes, 2013)
Dottie (2 episodes, 2013)
Tatti Greathouse (2 episodes, 2014)
Leona (2 episodes, 2013)
Nina Clavermore (2 episodes, 2016)
James Bell (2 episodes, 2016)
Nathan (2 episodes, 2016)
Maureen (2 episodes, 2013)
Jo (2 episodes, 2015)
Dr. Rish (2 episodes, 2013)
Ginger (2 episodes, 2013)
Randy (2 episodes, 2016)
Jean Richards (2 episodes, 2013)
Steve / Zookeeper Steve (2 episodes, 2015)
Travis Banks (2 episodes, 2013)
Thomas (2 episodes, 2014-2015)
Mariel (2 episodes, 2014)
Gladys (2 episodes, 2013)
Ramona (2 episodes, 2013)
Tim Deasy (2 episodes, 2013)
Bernadette (2 episodes, 2014)
Kyle (2 episodes, 2014)
Assistant Doctor / Operating Doctor #2 (2 episodes, 2013)
Howie Masters (2 episodes, 2016)
Katie Langham (2 episodes, 2013-2014)
Sam Langham (2 episodes, 2013-2014)
Kathleen (2 episodes, 2013)
Maternity Ward Candy Striper (1 episode, 2014)
Nate Bombeck (1 episode, 2014)
Queen of Iran (1 episode, 2015)
Anita (1 episode, 2016)
David Buckland (1 episode, 2015)
Detective David Asher (1 episode, 2015)
Maude Raines (1 episode, 2016)
Dr. George Papanikolaou (1 episode, 2014)
Mohammad aka Shah of Iran (1 episode, 2015)
Henry Johnson (1 episode, 2015)
Dr. Malcolm Toll (1 episode, 2013)
Josephine May (1 episode, 2013)
Byron (1 episode, 2013)
Francine Bombeck (1 episode, 2014)
Dr. Christine Wesh (1 episode, 2015)
Leslie Riordan (1 episode, 2015)
Stephanie (1 episode, 2015)
Group Leader (1 episode, 2016)
Patient (1 episode, 2013)
Miss Horchow (1 episode, 2013)
Beckett (1 episode, 2013)
(1 episode, 2013)
Shirley (1 episode, 2013)
Stan (1 episode, 2013)
Sissy (1 episode, 2013)
Loretta (1 episode, 2015)
Morris (1 episode, 2013)
Reverend Peter Mayfair (1 episode, 2013)
Doctor (1 episode, 2013)
David Haas (1 episode, 2013)
Velma (1 episode, 2013)
Ernie Turk (1 episode, 2013)
Mrs. Turnsworth (1 episode, 2014)
Repairman (1 episode, 2014)
Vincent (1 episode, 2015)
Daphne (1 episode, 2015)
Mr. Avery (1 episode, 2015)
Mahdi (1 episode, 2015)
Sergeant Marcus Ivey (1 episode, 2015)
Mike Schaeffer (1 episode, 2016)
Rosalie (1 episode, 2013)
Harriet (1 episode, 2013)
Quadruplets' Mother (1 episode, 2013)
Walter (1 episode, 2013)
Mrs. Katcher (1 episode, 2013)
Advisor (1 episode, 2013)
Mr. Zelinsky (1 episode, 2013)
Marcus (1 episode, 2014)
Morgan Hogue (1 episode, 2014)
Harold (1 episode, 2014)
Anne Palmateer (1 episode, 2014)
Holly (1 episode, 2014)
Maureen (1 episode, 2014)
Isabella Ricci (1 episode, 2015)
Keith (1 episode, 2015)
Colette (1 episode, 2015)
Arnold Ketterman (1 episode, 2016)
Cleo (1 episode, 2016)
Dr. Jeffrey Fahy (1 episode, 2016)
Dr. Ellenberg (1 episode, 2013)
Barb (1 episode, 2013)
Jeremy (1 episode, 2013)
Marjorie (1 episode, 2013)
Jake Prescott (1 episode, 2013)
Connie (1 episode, 2013)
Desk Nurse (1 episode, 2013)
Florence Duncan (1 episode, 2014)
Kitty (1 episode, 2014)
Roger Corwin (1 episode, 2014)
Everett (1 episode, 2014)
Rose Palmateer (1 episode, 2014)
Mr. Durang (1 episode, 2014)
Linda Einhorn (1 episode, 2015)
Hand Massager Salesman (1 episode, 2015)
Al Neely (1 episode, 2015)
Mr. Mosher (1 episode, 2015)
Harry Vetters (1 episode, 2015)
Rick (1 episode, 2016)
Lee Dirks (1 episode, 2016)
Enid (1 episode, 2013)
JoBeth Prescott (1 episode, 2013)
Eustace (1 episode, 2013)
Glenn (1 episode, 2013)
OR Doctor #1 (1 episode, 2013)
Jessie Durkin (1 episode, 2014)
(1 episode, 2014)
Paul Palmateer (1 episode, 2014)
Anesthesiologist (1 episode, 2014)
Minister (1 episode, 2015)
Jack Coleridge (1 episode, 2015)
Donald Einhorn (1 episode, 2015)
Maitre d' (1 episode, 2015)
Marcia Toplin (1 episode, 2016)
Kevin (1 episode, 2016)
Scotty (1 episode, 2016)
Judge Parks (1 episode, 2016)
Kyle (1 episode, 2013)
Ruby (1 episode, 2013)
Betsy (1 episode, 2013)
Patty (1 episode, 2013)
Lois Tupps (1 episode, 2013)
Larry (1 episode, 2014)
Bee Faunce (1 episode, 2014)
Dr. Lyons (1 episode, 2014)
Mitch McCaffrey (1 episode, 2014)
Dr. Kaufman (1 episode, 2014)
Alfred (1 episode, 2014)
Surgeon (1 episode, 2014)
Martin O'Reilly (1 episode, 2015)
Jacques (1 episode, 2015)
Newsweek Journalist (1 episode, 2015)
Interviewer (1 episode, 2015)
Peter Norris (1 episode, 2015)
Harvey Toplin (1 episode, 2016)
Sammy Davis Jr. (1 episode, 2016)
Donald (1 episode, 2016)
Kyle Schwartz (1 episode, 2016)
Schacter (1 episode, 2013)
Carl (1 episode, 2013)
Adelaide (1 episode, 2013)
Assisting Nurse #1 (1 episode, 2013)
Diana (1 episode, 2013)
Daniel Zelinsky (1 episode, 2013)
F-102 (1 episode, 2013)
Dr. Cyril Franklin (1 episode, 2014)
Jim Pearson (1 episode, 2014)
Kenny Hitchens (1 episode, 2014)
Leonard (1 episode, 2014)
Loraine (1 episode, 2014)
Shirley (1 episode, 2014)
Director (1 episode, 2014)
Dr. Gibb (1 episode, 2014)
Cookie (1 episode, 2015)
Alain (1 episode, 2015)
Nurse (1 episode, 2015)
Denny Keller (1 episode, 2015)
Wendy (1 episode, 2015)
Bunny (1 episode, 2016)
Lyle Schwartz (1 episode, 2016)
Richard (1 episode, 2016)
Brenda (1 episode, 2016)
Clarice (1 episode, 2016)
Sybil (1 episode, 2013)
Charles (1 episode, 2013)
Car Dealer (1 episode, 2013)
Sophia Zelinsky (1 episode, 2013)
Louise (1 episode, 2013)
Anesthesiologist (1 episode, 2013)
Serena Buckley (1 episode, 2014)
Delila (1 episode, 2014)
Don (1 episode, 2014)
Jeanne (1 episode, 2014)
Fannie Durkin (1 episode, 2014)
Girl (1 episode, 2015)
Hugh Barringer (1 episode, 2015)
Lois Weiland (1 episode, 2015)
Emily Hopkins (1 episode, 2015)
Delacourt (1 episode, 2015)
Man (1 episode, 2015)
Female Study Subject in Film (1 episode, 2015)
Judge O. Varga (1 episode, 2016)
County Clerk (1 episode, 2016)
Cissy (1 episode, 2016)
Kitty (1 episode, 2016)
Dawn Jackson (1 episode, 2016)
Celeste (1 episode, 2016)
Female Patient (1 episode, 2016)
Allison (1 episode, 2016)
Lini (1 episode, 2013)
Bernadette (1 episode, 2013)
Marie (1 episode, 2013)
Subject 096 (1 episode, 2013)
Worker (1 episode, 2013)
Staffer (1 episode, 2013)
Ted (1 episode, 2013)
Doug (1 episode, 2013)
Myrtle (1 episode, 2013)
Cindy (1 episode, 2014)
Nurse Williams (1 episode, 2014)
Dr. Broad (1 episode, 2014)
Ingrid McCaffrey (1 episode, 2014)
Stan (1 episode, 2014)
Elliot Draper (1 episode, 2014)
Archie (1 episode, 2014)
Patricia (1 episode, 2015)
Leslie Farber (1 episode, 2015)
Woman (1 episode, 2015)
Male Study Subject (1 episode, 2015)
Tina (1 episode, 2015)
Officer (1 episode, 2015)
Cal (1 episode, 2015)
Photographer (1 episode, 2015)
Melanie (1 episode, 2015)
Girl 2 (1 episode, 2015)
Adele (1 episode, 2016)
Stavros (1 episode, 2016)
Prosecutor John Watson (1 episode, 2016)
Nurse Trish (1 episode, 2016)
Fred Cox (1 episode, 2016)
Vance (1 episode, 2016)
Officer Chozick (1 episode, 2016)
Mrs. Gerber (1 episode, 2016)
Male Patient (1 episode, 2016)
Flora Banks (1 episode, 2013)
Colleen (1 episode, 2013)
Mr. Langshaw (1 episode, 2013)
Nessie Lawson (1 episode, 2013)
Security Guard Brown (1 episode, 2013)
Marilyn (1 episode, 2013)
Bus Passenger (1 episode, 2013)
Thug #1 (1 episode, 2013)
Dr. Begner (1 episode, 2014)
Clyde (1 episode, 2014)
Tony (1 episode, 2014)
Angie (1 episode, 2014)
Errol (1 episode, 2014)
Vivienne (1 episode, 2014)
Elsa (1 episode, 2015)
Sister Annabelle (1 episode, 2015)
Guard (1 episode, 2015)
Woman #2 (1 episode, 2015)
Arnold (1 episode, 2015)
Female Study Subject (1 episode, 2015)
Driver (1 episode, 2015)
Study Woman #1 (1 episode, 2015)
Jerry (1 episode, 2016)
Geoff (1 episode, 2016)
Surgical Nurse (1 episode, 2016)
Chuck (1 episode, 2016)
Todd (1 episode, 2016)
Debbie Delaurio (1 episode, 2016)
Trevor (1 episode, 2016)
Penny (1 episode, 2013)
Dr. Anna Freud (1 episode, 2013)
Assistant Doctor (1 episode, 2013)
Bitsy (1 episode, 2013)
Thug #2 (1 episode, 2013)
Arda (1 episode, 2013)
Dr. Crane (1 episode, 2014)
Police Officer (1 episode, 2014)
Nathan (1 episode, 2014)
Priscilla (1 episode, 2014)
Carl (1 episode, 2014)
Kent Underleigh (1 episode, 2014)
Penelope Drake (1 episode, 2014)
Sound Man (1 episode, 2014)
Dean Snyder (1 episode, 2015)
Holly (1 episode, 2015)
Cindy Loman (1 episode, 2015)
Luther (1 episode, 2015)
Hospital Attendant (1 episode, 2015)
Young Man (1 episode, 2015)
Hank the Janitor (1 episode, 2015)
Study Woman #4 (1 episode, 2015)
Board Member (1 episode, 2016)
Juror #11 (1 episode, 2016)
Doe Eyes (1 episode, 2016)
Waiter (1 episode, 2016)
Pediatric Nurse (1 episode, 2016)
Denny (1 episode, 2016)
Operating Doctor #1 (1 episode, 2013)
Dennis (1 episode, 2013)
Colonel Stapp (1 episode, 2013)
Nerdy Man (1 episode, 2013)
Receptionist (1 episode, 2013)
Claire (1 episode, 2013)
Ellen (1 episode, 2014)
Nurse Jenkins (1 episode, 2014)
Yvette (1 episode, 2014)
Waiting Room Nurse (1 episode, 2014)
Angela (1 episode, 2015)
Eunice (1 episode, 2015)
Frat Guy #1 (1 episode, 2015)
Clive Dundle (1 episode, 2015)
Mary Lynn (1 episode, 2015)
Stewardess (1 episode, 2015)
Study Woman #2 (1 episode, 2015)
Roger Fleming (1 episode, 2016)
Naked Man (1 episode, 2016)
Process Server (1 episode, 2016)
Juror #22 / Professor (1 episode, 2016)
Waitress (1 episode, 2016)
Lucille (1 episode, 2013)
Mason (1 episode, 2013)
Operating Nurse (1 episode, 2013)
Major Simons (1 episode, 2013)
Nurse Grand (1 episode, 2013)
Doctor in Lecture (1 episode, 2013)
Sandra (1 episode, 2014)
Wired Male (1 episode, 2014)
Philippe (1 episode, 2014)
13 Year Old Masters (1 episode, 2015)
Beth (1 episode, 2015)
Ronald Sturgis (1 episode, 2015)
Frat Guy #3 (1 episode, 2015)
Soldier (1 episode, 2015)
Study Woman #5 (1 episode, 2015)
Literary Man (1 episode, 2016)
Monica Fleming (1 episode, 2016)
Jane (1 episode, 2016)
Gavin (1 episode, 2016)
Officer Burt (1 episode, 2013)
Nurse Lang (1 episode, 2013)
Jacob (1 episode, 2013)
Reporter (1 episode, 2013)
Woman (1 episode, 2013)
Receptionist (1 episode, 2014)
Stag Film Woman (1 episode, 2014)
Yvonne (1 episode, 2014)
Nurse (1 episode, 2014)
Meg (1 episode, 2014)
Study Woman #6 (1 episode, 2015)
Frat Guy #2 (1 episode, 2015)
Clerk (1 episode, 2016)
Fay (1 episode, 2016)
Juror #31 (1 episode, 2016)
Audrey (1 episode, 2013)
Roger (1 episode, 2013)
Working Class Man (1 episode, 2013)
Passenger (1 episode, 2013)
Joanne (1 episode, 2014)
Singer (1 episode, 2014)
Meg's Partner (1 episode, 2014)
Buell Green Orderly (1 episode, 2014)
The Handler (1 episode, 2014)
Referee (1 episode, 2015)
Study Woman #3 (1 episode, 2015)
Juror #14 (1 episode, 2016)
Shirley (1 episode, 2016)
Marcus (1 episode, 2016)
Peep Show Woman (1 episode, 2013)
Nurse Gwynne (1 episode, 2013)
Young Woman (1 episode, 2013)
Photographer (1 episode, 2013)
Wired Female (1 episode, 2014)
Leslie (1 episode, 2014)
Waiter (1 episode, 2015)
Juror #24 (1 episode, 2016)
Burt (1 episode, 2016)
Bud (1 episode, 2016)
Vivian Scully (1 episode, 2013)
Young Estabrooks (1 episode, 2013)
Ellen's Partner (1 episode, 2014)
Gertie (1 episode, 2016)
Secretary (1 episode, 2016)
Convenience Clerk (1 episode, 2016)
Nurse Pratt (1 episode, 2013)
Blonde Bunny (1 episode, 2016)
Brunette Bunny (1 episode, 2016)
Heather (Bunny) (1 episode, 2016)
Bunny on Skates (1 episode, 2016)
Tina (1 episode, 2016)
Stu (1 episode, 2016)
Sister Agnes (1 episode, 2016)
Scout (1 episode, 2016)
Orator (1 episode, 2013)
Woman in White (1 episode, 2014)
Hank (1 episode, 2014)
Waiting Room Patient (1 episode, 2014)
Bartender (1 episode, 2014)
Baby (1 episode, 2014)
Diner Girl (1 episode, 2014)
Nurse (uncredited) (4 episodes, 2013)
AA Member / Client (uncredited) (4 episodes, 2016)
Doctor / Public Defender (uncredited) (3 episodes, 2014-2016)
Football Referee / Italian Restaurant Waiter (uncredited) (2 episodes, 2014-2015)
Restaurant Patron / Washington University Attendee (uncredited) (2 episodes, 2015)
Holly (uncredited) (2 episodes, 2016)
Scully Family Friend (uncredited) (1 episode, 2013)
Affluent Gentleman (uncredited) (1 episode, 2013)
Bus Passenger (uncredited) (1 episode, 2013)
John (uncredited) (1 episode, 2013)
College Student (uncredited) (1 episode, 2013)
Nursery Visitor (uncredited) (1 episode, 2013)
Prostitute (uncredited) (1 episode, 2013)
Party Guest (uncredited) (1 episode, 2013)
Nurse (uncredited) (1 episode, 2013)
Guest (uncredited) (1 episode, 2013)
Med Student (uncredited) (1 episode, 2013)
Upscale Party Goer (uncredited) (1 episode, 2013)
Doctor at Party (uncredited) (1 episode, 2013)
Fair Debutant (uncredited) (1 episode, 2014)
AA Member (uncredited) (1 episode, 2014)
AA Meeting Man (uncredited) (1 episode, 2014)
Buell Green Patient (uncredited) (1 episode, 2014)
Administration Doctor (uncredited) (1 episode, 2014)
Greg Garwood (uncredited) (1 episode, 2014)
Waitress (uncredited) (1 episode, 2014)
Dinner Patron (uncredited) (1 episode, 2014)
Dancer (uncredited) (1 episode, 2014)
Oncology Orderly (uncredited) (1 episode, 2014)
Nurse (uncredited) (1 episode, 2014)
Pedestrian (uncredited) (1 episode, 2014)
Waiter (uncredited) (1 episode, 2014)
Mrs. Doughtry (uncredited) (1 episode, 2015)
Burlesque Dancer (uncredited) (1 episode, 2015)
Anesthesiologist (uncredited) (1 episode, 2015)
Committee for Decency Member (uncredited) (1 episode, 2015)
Stripper (uncredited) (1 episode, 2015)
Smoking Playboy (uncredited) (1 episode, 2015)
Dr. Masters Double (uncredited) (1 episode, 2015)
Righteous Bar Patron (uncredited) (1 episode, 2015)
Surrogate Candidate (uncredited) (1 episode, 2015)
Patient (uncredited) (1 episode, 2015)
Gambler (uncredited) (1 episode, 2015)
Fabiana (uncredited) (1 episode, 2016)
Eye Patch Swinger (uncredited) (1 episode, 2016)
Nudist (uncredited) (1 episode, 2016)
Hippie (uncredited) (1 episode, 2016)
Photographer (uncredited) (1 episode, 2016)
Seminar Attendee (uncredited) (1 episode, 2016)
Carly (uncredited) (1 episode, 2016)
Dana (uncredited) (1 episode, 2016)
Office Worker (uncredited) (1 episode, 2016)
Allan (uncredited) (1 episode, 2016)
Young Man (uncredited) (1 episode, 2016)
News Photographer (uncredited) (1 episode, 2016)