Dr. Andrew ''Andy'' Brown (89 episodes, 2002-2006)
Ephram Brown (89 episodes, 2002-2006)
Amy Abbott (89 episodes, 2002-2006)
Edna Harper (89 episodes, 2002-2006)
Irv Harper (89 episodes, 2002-2006)
Delia Brown (89 episodes, 2002-2006)
Bright Abbott (89 episodes, 2002-2006)
Dr. Harold Abbott (89 episodes, 2002-2006)
Nina Feeney (82 episodes, 2002-2006)
Rose Abbott (76 episodes, 2002-2006)
Dr. Jake Hartman (38 episodes, 2004-2006)
Hannah Rogers (38 episodes, 2004-2006)
Louise (32 episodes, 2002-2006)
Madison Kellner (19 episodes, 2003-2006)
Dr. Linda Abbott (18 episodes, 2003-2004)
Brittany Clark (16 episodes, 2003-2006)
Reid Bardem (15 episodes, 2005-2006)
Colin Hart (14 episodes, 2002-2004)
Sharon Hart (13 episodes, 2002-2004)
Sam Feeney (13 episodes, 2004-2006)
Laynie Hart (12 episodes, 2003-2004)
Brenda Baxworth (12 episodes, 2002-2005)
Thurman Revere (12 episodes, 2002-2006)
Page (11 episodes, 2002-2004)
Amanda Hayes (10 episodes, 2004-2005)
Martha Thompson (10 episodes, 2002-2005)
Mr. Jensen (10 episodes, 2002-2006)
Tommy Callahan (9 episodes, 2003-2004)
Sam Feeney (8 episodes, 2002-2004)
James Hart (8 episodes, 2002-2003)
Kyle Hunter (7 episodes, 2005-2006)
Arnie (7 episodes, 2002-2004)
Susie Clark (7 episodes, 2002-2005)
John Hayes (6 episodes, 2004-2005)
Topher Cole (6 episodes, 2005)
Kayla (6 episodes, 2002-2003)
Davenport (6 episodes, 2002-2005)
Jay (5 episodes, 2003-2004)
Dr. Chao (5 episodes, 2005)
Principal Ackerman (5 episodes, 2003-2005)
Coach Austin / Coach / The Do-Gooder (5 episodes, 2002-2003)
Julia Brown (4 episodes, 2002-2005)
Student (5 episodes, 2002-2003)
Delia's Friend (5 episodes, 2003-2004)
Wendell (4 episodes, 2002-2003)
Magilla (4 episodes, 2002)
Chris Beals (4 episodes, 2003-2004)
Matthew Lansing (4 episodes, 2003)
Charlie Hayes (4 episodes, 2004-2005)
Dwayne / Cashier / Waiter (4 episodes, 2002-2003)
Roger Murphy (4 episodes, 2003-2004)
Nurse #2 / Anesthesiologist / The Professor (4 episodes, 2002-2006)
Dan Clark / Councilman Morris, Male Board Member / Male Board Member (4 episodes, 2002-2004)
Stephanie Meyer (3 episodes, 2006)
Boy in wheelchair / Man in wheelchair / Student / Student in wheelchair (2 episodes, 2003-2005)
Carl Feeney (3 episodes, 2003-2004)
Miss Violet (3 episodes, 2002-2003)
Dr. Donald Douglas (3 episodes, 2003-2004)
Reverend Keyes (3 episodes, 2002-2003)
Laurie Fields (3 episodes, 2006)
Sam Feeney (3 episodes, 2004-2005)
Marty Maxwell (3 episodes, 2002-2003)
Will Cleveland (3 episodes, 2003-2004)
Father Ivers (3 episodes, 2004-2005)
Nurse #1 / Nurse #2 (3 episodes, 2002-2003)
Mrs. Clark (3 episodes, 2003-2004)
Chuck Dodd / The Fan / The Largest Logger (3 episodes, 2003)
Wally (3 episodes, 2003-2005)
Clueless Student / Future Alcoholic / New Lifeguard (3 episodes, 2003-2004)
Ada (3 episodes, 2004-2006)
Dr. Gretchen Trott (2 episodes, 2002-2003)
Kate Morris (2 episodes, 2003)
Ruth Hoffman (2 episodes, 2002)
Jacob Hoffman (2 episodes, 2002)
Carol Roberts (2 episodes, 2003-2004)
Gemma Maxwell (2 episodes, 2003)
Brian Hartman (2 episodes, 2005)
Eugene Brown (2 episodes, 2006)
Daniel Maxwell (2 episodes, 2002-2005)
Herb Roberts (2 episodes, 2003-2004)
Jillian (2 episodes, 2005)
Nick Bennett (2 episodes, 2006)
Mindy Wheeler (2 episodes, 2004)
Josh Stein (2 episodes, 2006)
Dr. Castle / Dr. Mason Lewis (2 episodes, 2002)
Beth (2 episodes, 2006)
Ellie Beals (2 episodes, 2003-2005)
Dean Kelly (2 episodes, 2004-2005)
Diane Shumacher (2 episodes, 2004)
Kathy Carmody (2 episodes, 2006)
Madeleine (2 episodes, 2006)
Richie / Ufologist (2 episodes, 2002-2003)
Justin (2 episodes, 2003-2005)
Pippi (2 episodes, 2005)
Mort (2 episodes, 2003-2005)
Mrs. Rogers (2 episodes, 2005)
Dr. Bass (2 episodes, 2005)
Concierge / Juilliard Registrar (2 episodes, 2003-2005)
Jan / Secretary (2 episodes, 2004-2005)
The Pharmacist (2 episodes, 2003-2004)
Katie (2 episodes, 2004)
Dr. Albert Franco (2 episodes, 2006)
Bud (2 episodes, 2002)
Everwoody / Mrs. Hanson (2 episodes, 2003)
Josh Walker (2 episodes, 2004)
Jessica Hunter (2 episodes, 2005-2006)
Mr. Perch (2 episodes, 2005)
Julie (2 episodes, 2004-2006)
Priest / The Pharmacist (2 episodes, 2002-2005)
Frat Boy #2 / Worker #1 (2 episodes, 2003-2004)
Arnie's Mom (2 episodes, 2003)
Mrs. Dudley (2 episodes, 2002-2005)
Debbie West (2 episodes, 2003-2005)
Bypass Technician / Dr. Berdell (2 episodes, 2003-2004)
Millie Sullivan / Princetown Rep (2 episodes, 2003)
Mrs. Wilkins (2 episodes, 2003-2005)
Female Counselor / Woman in Line (2 episodes, 2003-2006)
ICU Nurse / Nurse (2 episodes, 2004-2005)
Ms. Caleb / Teacher (2 episodes, 2002-2004)
Student (2 episodes, 2002)
Pool Girl / Pool Party Girl (2 episodes, 2004)
Evelyn Rowser (1 episode, 2003)
Mike O'Connell (1 episode, 2002)
Joel Hurwitz (1 episode, 2003)
Brian (1 episode, 2002)
Ben O'Connell (1 episode, 2002)
Sally Keyes (1 episode, 2002)
Roxanne Maxwell (1 episode, 2002)
Samuel Feeney (1 episode, 2002)
Coach Lewis (1 episode, 2003)
Young Bright Abbott (1 episode, 2003)
Edward Ogawa (1 episode, 2004)
Ollie (1 episode, 2004)
Rick (1 episode, 2005)
Gino (1 episode, 2002)
Walter Cunningham (1 episode, 2002)
Teen #1 (1 episode, 2002)
Stacey Wilson (1 episode, 2003)
Joe Morris (1 episode, 2003)
Pierson (1 episode, 2003)
Travis (1 episode, 2003)
Young Amy Abbott (1 episode, 2003)
Self (1 episode, 2003)
Bill Hoover (1 episode, 2004)
Sara Beck (1 episode, 2004)
Frank Sullivan (1 episode, 2005)
Sarah (1 episode, 2005)
Teen #2 (1 episode, 2002)
Elmer (1 episode, 2002)
Young Edna (1 episode, 2003)
Dr. Lence (1 episode, 2003)
Mrs. Thomson (1 episode, 2003)
Marvin Harrison (1 episode, 2003)
Mrs. Wilson (1 episode, 2003)
Betsy Dodd (1 episode, 2003)
Chris Templeman (1 episode, 2004)
Serena (1 episode, 2004)
The Drunk Girl (1 episode, 2004)
Mary Kelly (1 episode, 2004)
Nikki (1 episode, 2004)
Helen McGinns (1 episode, 2004)
Mrs. Hammerhill (1 episode, 2004)
David Beck (1 episode, 2004)
Laura Hoover (1 episode, 2004)
Brian (1 episode, 2005)
Cliff Fenton (1 episode, 2005)
Cameron (1 episode, 2005)
Clerk (1 episode, 2005)
Ethan Harcourt (1 episode, 2005)
Thomas the Doorman (1 episode, 2005)
Dr. Wexler (1 episode, 2005)
Yoli (1 episode, 2005)
Ed Carnahan (1 episode, 2006)
Cassie (1 episode, 2006)
Ellie (1 episode, 2006)
James Cleveland (1 episode, 2006)
Angela Bardem (1 episode, 2006)
Don (1 episode, 2006)
Chaplain Roth (1 episode, 2002)
Police Officer (1 episode, 2002)
Commander Busto (1 episode, 2002)
Lady #1 (1 episode, 2002)
Phil Drebbles (1 episode, 2003)
James Gellar (1 episode, 2003)
Catherine (1 episode, 2003)
Young Harold (1 episode, 2003)
The Camper (1 episode, 2003)
Mrs. Gibbons (1 episode, 2003)
Technician (1 episode, 2003)
College Guide (1 episode, 2004)
Librarian (1 episode, 2004)
Jerry McGinns (1 episode, 2004)
Carrie (1 episode, 2004)
The Receptionist (1 episode, 2004)
Bonnie (1 episode, 2005)
Art (1 episode, 2005)
Stacey (1 episode, 2005)
Equipment Buyer (1 episode, 2005)
Jason (1 episode, 2005)
Mrs. Harcourt (1 episode, 2005)
Leslie Hammond (1 episode, 2005)
Juilliard Administrator (1 episode, 2005)
Chief of Human Resources (1 episode, 2005)
Piano Player (1 episode, 2005)
Judy (1 episode, 2005)
The Director (1 episode, 2005)
Ruth (1 episode, 2006)
Mrs. Thompson (1 episode, 2006)
Andre Harvey (1 episode, 2006)
Dave (1 episode, 2006)
The Jock (1 episode, 2002)
Mole (1 episode, 2002)
Joe Crowell (1 episode, 2002)
Lady #2 (1 episode, 2002)
Daniel Sullivan (1 episode, 2003)
Pseudo Patient (1 episode, 2003)
Young Linda (1 episode, 2003)
Alice (1 episode, 2003)
Charlie Grey (1 episode, 2003)
Gavin Curtis (1 episode, 2004)
FBI Agent (1 episode, 2004)
Carl's Lawyer (1 episode, 2004)
Maitre D' (1 episode, 2004)
Ms. Sawaya (1 episode, 2004)
Maura (1 episode, 2005)
Contractor (1 episode, 2005)
Dr. Gans (1 episode, 2005)
Gastroenterologist (1 episode, 2005)
Father Patrick (1 episode, 2005)
Student (1 episode, 2005)
Coach (1 episode, 2005)
Gretta (1 episode, 2005)
Makeup Artist (1 episode, 2005)
The Waitress (1 episode, 2005)
Thalia Thompson (1 episode, 2006)
Mary (1 episode, 2006)
Bill Schmicker (1 episode, 2006)
Dr. Parsons (1 episode, 2006)
Winston (1 episode, 2006)
Jenny Foster (1 episode, 2002)
Mr. Greeley (1 episode, 2002)
Tooth (1 episode, 2002)
Mr. Grey Cloud (1 episode, 2003)
Waiter (1 episode, 2003)
Rick Walzak (1 episode, 2003)
Mr. Perkins (1 episode, 2003)
Lily (1 episode, 2003)
The Freak (1 episode, 2003)
Mrs. Curtis (1 episode, 2004)
The MC (1 episode, 2004)
Cashier (1 episode, 2004)
Roberta (1 episode, 2004)
Mikey (1 episode, 2004)
Mindy (1 episode, 2004)
Dr. Henry Validor (1 episode, 2005)
Betty Barrett (1 episode, 2005)
Pete Boroni (1 episode, 2005)
Dougie Wilson (1 episode, 2005)
The Cab Driver (1 episode, 2005)
Adoption Agency Evaluator (1 episode, 2006)
Sandy (1 episode, 2006)
Shannon (1 episode, 2006)
Officer #1 (1 episode, 2006)
Mrs. Clark (1 episode, 2002)
Howard Foster (1 episode, 2002)
Mr. Saddlebrook (1 episode, 2002)
Guy (1 episode, 2003)
Joe, Erin's Dad (1 episode, 2003)
Charlie (1 episode, 2003)
Bud (1 episode, 2003)
Ted (1 episode, 2003)
Kirsten (1 episode, 2003)
Sherri (1 episode, 2003)
Hank (1 episode, 2003)
Oscar (1 episode, 2003)
Mr. Curtis (1 episode, 2004)
Jake's Pretty Young Thing (1 episode, 2004)
Gerry Block (1 episode, 2004)
The Waiter (1 episode, 2004)
Glenn (1 episode, 2004)
The Jock Buddy (1 episode, 2004)
Michael Beck (1 episode, 2004)
Kiki (1 episode, 2004)
Simon (1 episode, 2004)
Max Barrett (1 episode, 2005)
MRI Technician (1 episode, 2005)
Registration Woman (1 episode, 2005)
Mrs. Lacey (1 episode, 2005)
Self (1 episode, 2005)
James Carmody (1 episode, 2006)
Dr. Ricketts (1 episode, 2006)
Penny (1 episode, 2006)
Mrs. Saddlebrook (1 episode, 2002)
Elderly Woman (1 episode, 2002)
Female Board Member (1 episode, 2002)
Aldo (1 episode, 2003)
Dr. Friesen (1 episode, 2003)
Young Colin Hart (1 episode, 2003)
The Dealer (1 episode, 2003)
Susie's Mom (1 episode, 2003)
Cute Girl (1 episode, 2003)
Mover (1 episode, 2004)
Frat Boy #1 (1 episode, 2004)
The Regency Insurance Man (1 episode, 2004)
Bud Green (1 episode, 2004)
Baker (1 episode, 2005)
Alice (1 episode, 2005)
Radiologist (1 episode, 2005)
Doctor #2 (1 episode, 2005)
Kate (1 episode, 2006)
Officer #2 (1 episode, 2006)
Minnie (1 episode, 2002)
Dr. Brown's Nurse (1 episode, 2002)
The Rabbi (1 episode, 2003)
Audience Member (1 episode, 2003)
Mrs. Greeley (1 episode, 2003)
Elisa's Mom (1 episode, 2003)
Cheryl (1 episode, 2004)
The Party Girl (1 episode, 2004)
Female Patient (1 episode, 2005)
The Deejay (1 episode, 2005)
Ellie (1 episode, 2005)
Younger Charlie Hayes (1 episode, 2005)
EMT #1 (1 episode, 2006)
Todd (1 episode, 2002)
Police Officer #1 (1 episode, 2002)
Chris (1 episode, 2003)
Earl (1 episode, 2003)
Ms. Marvin (1 episode, 2003)
Dude #1 (1 episode, 2003)
Police Officer (1 episode, 2004)
Judge Papert (1 episode, 2004)
Milo (1 episode, 2005)
Patient #1 (1 episode, 2005)
Lexie (1 episode, 2005)
Dr. Liu (1 episode, 2005)
Emily (1 episode, 2006)
Grumpy Male Customer (1 episode, 2006)
Student #1 (1 episode, 2002)
Nurse (1 episode, 2002)
The Pot Man (1 episode, 2003)
Dan (1 episode, 2003)
Church Woman (1 episode, 2003)
The Patient (1 episode, 2003)
Miss Rodionoff (1 episode, 2003)
Anxious New Kid (1 episode, 2003)
Future Achiever (1 episode, 2004)
Coach Spitzer (1 episode, 2004)
The Stoned Girl (1 episode, 2004)
Dr. Brown (1 episode, 2005)
Well-Dressed Woman (1 episode, 2005)
The Burly Guy (1 episode, 2005)
Patient #2 (1 episode, 2005)
Adele (1 episode, 2006)
Student #2 (1 episode, 2002)
The Pot Woman (1 episode, 2003)
Pony Tail Guy (1 episode, 2003)
Girl #2 (1 episode, 2003)
Assisting Surgeon (1 episode, 2003)
The Guy (1 episode, 2004)
The Ticket Guy (1 episode, 2004)
Juilliard Judge (1 episode, 2004)
Party Goer (1 episode, 2004)
Insurance Woman (1 episode, 2005)
Thessaly (1 episode, 2003)
Dance Girl (1 episode, 2003)
Male Counselor (1 episode, 2003)
The Man (1 episode, 2004)
Wiley (1 episode, 2004)
Dr. Alder (1 episode, 2004)
Army Recruiter (1 episode, 2005)
County Kid (1 episode, 2003)
Denver (1 episode, 2003)
Mr. Dennett (1 episode, 2003)
Rescue Worker (1 episode, 2003)
The Nurse (1 episode, 2005)
Science Man (1 episode, 2005)
Circulating Nurse (1 episode, 2004)
Nurse (1 episode, 2005)
Male Student (1 episode, 2003)
Radiologist (1 episode, 2004)
Student (1 episode, 2002)
Carnival Spectator (1 episode, 2002)
Swimmer (1 episode, 2003)
Mikey (1 episode, 2003)
Boy with Water Balloons (1 episode, 2003)
New Yorker (1 episode, 2003)
Jenny (1 episode, 2003)
Patient (1 episode, 2004)
Tim Quills (1 episode, 2005)
EMT#2 (1 episode, 2006)
Classmate (1 episode, 2006)
Wrestling Bad Guy (uncredited) (1 episode, 2004)
Graduating Student (uncredited) (1 episode, 2004)
Usher (uncredited) (1 episode, 2006)
Beach Goer (uncredited) (1 episode, 2006)
Rollerblader (uncredited) (1 episode, 2006)
John Doyle (uncredited) (1 episode, 2006)
Extra (uncredited) (1 episode, 2006)