Nell Harper (137 episodes, 1981-1987)
Sam Kanisky (119 episodes, 1981-1987)
Julie Kanisky / Julie Kanisky Maxwell (114 episodes, 1981-1986)
Katie Kanisky (111 episodes, 1981-1986)
Chief Carl Kanisky / Carl Kanisky (88 episodes, 1981-1985)
Grandpa Stanley Kanisky / Grandpa Kanisky (82 episodes, 1982-1987)
Joey Donovan (77 episodes, 1983-1987)
Addy Wilson (68 episodes, 1983-1987)
Officer Ralph Simpson / Officer Simpson (50 episodes, 1981-1986)
Matthew Donovan (18 episodes, 1986-1987)
Maybelle 'Mama' Harper (16 episodes, 1985-1987)
Jonathan Maxwell (16 episodes, 1984-1986)
Marty (11 episodes, 1986-1987)
Maggie O'Brien (10 episodes, 1986-1987)
Uncle Ed Kanisky (9 episodes, 1982-1983)
Grandma Mildred Kanisky (8 episodes, 1982-1983)
Hamilton Storm / Bob / Dennis / Robert (8 episodes, 1981-1984)
Desk Clerk (7 episodes, 1984-1986)
Angie (6 episodes, 1981-1985)
Lester / Mike / Rafel / Telephone Installer / The Cab Driver / The Plumber (6 episodes, 1982-1986)
Dr. Fran Roberts / Dr. Jane Keller / Tina (5 episodes, 1986-1987)
Female Student / Marfa Cosgrove (5 episodes, 1983-1986)
Applicant #1 / Bank Teller / Gale / Melissa (4 episodes, 1982-1983)
Cameraman / Caterer / Man / Man #1 (4 episodes, 1982-1983)
Mr. Swackhammer (4 episodes, 1982-1983)
Andrew / Male Student / Officer Brewer (4 episodes, 1983-1986)
Mr. Broderick (4 episodes, 1986-1987)
(4 episodes, 1984-1985)
Tim Donovan (3 episodes, 1986)
James Roland (3 episodes, 1983-1984)
Rev. Cunningham / The Priest / The Ventriloquist (3 episodes, 1981-1982)
Loretta Harper (3 episodes, 1985-1986)
Murphy / Officer (3 episodes, 1984-1986)
Doris / Pregnant Woman / Valerie (3 episodes, 1982-1983)
Mr. Bickford / Passerby / Ship Doctor (3 episodes, 1984-1985)
Mrs. Larry Rhine / Rita / Woman (3 episodes, 1981-1982)
Maid (3 episodes, 1984-1986)
(3 episodes, 1985-1986)
Mr. Galotta / Night School Student / Security Guard (3 episodes, 1984-1985)
(3 episodes, 1984-1986)
(3 episodes, 1986-1987)
Larry (3 episodes, 1983-1986)
Police Officer / Police Officer #2 (2 episodes, 1983-1985)
Professor Dudley (2 episodes, 1987)
Keith Dudley (2 episodes, 1987)
Corelli / Customer (2 episodes, 1982)
Linda (2 episodes, 1987)
Katrina / Marian (2 episodes, 1981-1984)
Club Owner / Rev. George Dixon (2 episodes, 1984-1987)
Mary Beth Sinclair (2 episodes, 1983)
Coach Henderson / Kramer (2 episodes, 1982-1987)
Good Ol' Charlie Johnson (2 episodes, 1984)
Gary Collins (2 episodes, 1986)
Officer Baxter / Warren (2 episodes, 1982-1985)
Emma Harper / Mrs. Harper (2 episodes, 1982-1983)
Major Carpenter / Quentin T. Jones (2 episodes, 1984-1986)
Chip / Steve Siler (2 episodes, 1985-1986)
Eric (2 episodes, 1987)
B.J. O'Brien (2 episodes, 1987)
Captain Luchesi / Philly (2 episodes, 1982)
Tim Donovan (2 episodes, 1984)
Nurse #1 / Waitress (2 episodes, 1984)
Tony (2 episodes, 1985)
Jack (2 episodes, 1986)
Judy Mitchell (2 episodes, 1987)
Edna / Woman #1 (2 episodes, 1981-1982)
Bill Larkin / The Drunk (2 episodes, 1981-1982)
Maxine (2 episodes, 1982-1983)
Nurse #2 / Secretary (2 episodes, 1983-1984)
The Mad Bomber (2 episodes, 1983)
Dr. Jamel Anderson / Louis (2 episodes, 1984-1985)
(2 episodes, 1984)
Fireman / Policeman (2 episodes, 1985-1986)
Tammy (2 episodes, 1985)
Phil / The New Member (2 episodes, 1981-1982)
Judge (2 episodes, 1983)
Helen (2 episodes, 1986-1987)
(2 episodes, 1986)
(2 episodes, 1987)
Jerome (2 episodes, 1985)
Receptionist (2 episodes, 1984-1985)
Dr. Ferguson Johnson (2 episodes, 1984)
(2 episodes, 1985)
Howard (2 episodes, 1985)
Customer / Leonard Hansman (2 episodes, 1984-1985)
Sandy (2 episodes, 1986)
Karen / Sharon (2 episodes, 1983-1985)
(2 episodes, 1984-1985)
Police Officer #1 (2 episodes, 1983)
Baby / Self (1 episode, 1983-1984)
Earl / Limo Driver (2 episodes, 1986-1987)
Captain Jerk (1 episode, 1987)
Mary (1 episode, 1987)
Betty (1 episode, 1981)
Silver Slipper President (1 episode, 1981)
Gus Lambert (1 episode, 1981)
Valerie (1 episode, 1982)
Mrs. Falconberg (1 episode, 1982)
Dr. George Avery (1 episode, 1982)
C.C. (1 episode, 1982)
Arnie (1 episode, 1982)
Tony (1 episode, 1982)
Rev. Harper (1 episode, 1982)
Steve (1 episode, 1982)
Burglar #1 (1 episode, 1982)
Mr. Brandt (1 episode, 1983)
The Doo-Wop Girls (1 episode, 1983)
Tony Randall (1 episode, 1984)
Margaret Kanisky (1 episode, 1984)
Warren Sandler (1 episode, 1985)
Prince (1 episode, 1987)
Mr. Hamilton (1 episode, 1987)
Ernie (1 episode, 1987)
(1 episode, 1987)
Bill (1 episode, 1981)
Ken (1 episode, 1981)
George (1 episode, 1981)
Raoul (1 episode, 1981)
Mr. Meyer (1 episode, 1981)
Babs Pasternak (1 episode, 1981)
Nurse Whales (1 episode, 1982)
Officer Jerry (1 episode, 1982)
Scotty Sherman (1 episode, 1982)
Grandma Kanisky (1 episode, 1982)
Jonathan (1 episode, 1982)
Burglar #2 (1 episode, 1982)
The Judge (1 episode, 1982)
Boy #1 (1 episode, 1982)
Max (1 episode, 1983)
Mr. Daniels (1 episode, 1983)
Vanessa (1 episode, 1983)
Mother (1 episode, 1983)
Vampire (1 episode, 1983)
Mayor Hopkins (1 episode, 1983)
Lily (1 episode, 1984)
Wendy (1 episode, 1984)
Mayor Ed Koch (1 episode, 1984)
Martha (1 episode, 1985)
Mr. Kimball (1 episode, 1986)
(1 episode, 1986)
Construction Worker (1 episode, 1987)
Mr. Gronimeyer (1 episode, 1987)
Mrs. Bennett (1 episode, 1987)
Chauffer (1 episode, 1987)
Ray (1 episode, 1981)
A Silver Slipper (1 episode, 1981)
The Robber (1 episode, 1981)
The Maitre'd (1 episode, 1981)
Delivery Man (1 episode, 1981)
Kelly (1 episode, 1982)
Applicant #2 (1 episode, 1982)
Mrs. Falkenberg (1 episode, 1982)
Dave (1 episode, 1982)
The Doctor (1 episode, 1982)
Patrolman #1 (1 episode, 1982)
Boy #2 (1 episode, 1982)
Marie (1 episode, 1982)
Greg Hartman (1 episode, 1983)
Michael (1 episode, 1983)
Andy Gibb (1 episode, 1983)
Defense Attorney (1 episode, 1983)
(1 episode, 1983)
Saniation Dept. Lady (1 episode, 1983)
Danny (1 episode, 1983)
Mrs. Lopez (1 episode, 1983)
Jeffrey (1 episode, 1984)
Andy (1 episode, 1984)
Boomer (1 episode, 1984)
Leopold (1 episode, 1984)
Ray Parker Jr. (1 episode, 1984)
Cute Dave (1 episode, 1985)
(1 episode, 1985)
William Frazier (1 episode, 1985)
Pam (1 episode, 1985)
Mr. Kirk (1 episode, 1985)
Jacki (1 episode, 1985)
Nicky Pappalardo (1 episode, 1986)
Molly Hamilton (1 episode, 1987)
Blonde (1 episode, 1987)
The Druggist (1 episode, 1981)
Boy #3 (1 episode, 1982)
Vince (1 episode, 1982)
Todd (1 episode, 1982)
Missy (1 episode, 1982)
Patrolman #2 (1 episode, 1982)
Man #2 (1 episode, 1982)
Wilson Brown (1 episode, 1983)
Fainting Bank Customer (1 episode, 1983)
Lady Shopper (1 episode, 1983)
Dr. Singh (1 episode, 1983)
Rev. Winfield (1 episode, 1984)
Rita (1 episode, 1984)
Pat Sajak (1 episode, 1984)
Papa Jack Jenkins (1 episode, 1984)
Leslie (1 episode, 1984)
Mr. Brown (1 episode, 1984)
Mrs. Piper (1 episode, 1984)
Mr. Gonzalez (1 episode, 1984)
Doctor (1 episode, 1984)
Rick (1 episode, 1984)
Marilyn Wallace (1 episode, 1985)
Mr. Harris (1 episode, 1985)
Man at the Bus Stop (1 episode, 1985)
Dr. Megway (1 episode, 1985)
Saleslady (1 episode, 1985)
Tyler (1 episode, 1986)
Mr. Randall (1 episode, 1986)
Sally Parsons (1 episode, 1986)
Rudy (1 episode, 1987)
Male Customer (1 episode, 1987)
Rev. Digby (1 episode, 1982)
Arresting Officer (1 episode, 1982)
Charles Foster (1 episode, 1982)
Mrs. Brandt (1 episode, 1983)
Customer (1 episode, 1983)
Belly Dancer (1 episode, 1983)
Russell Cosgrove (1 episode, 1984)
Waiter (1 episode, 1984)
Officer Dwyer (1 episode, 1984)
Dr. Phil Gray (1 episode, 1984)
Deanna (1 episode, 1984)
Preston Pomeroy (1 episode, 1984)
Mr. Fuller (1 episode, 1984)
(1 episode, 1984)
Dr. Kessler (1 episode, 1984)
Young Katie (1 episode, 1984)
Albert / Sammy Davis Jr. (1 episode, 1985)
Yvonne Anderson (1 episode, 1985)
Harvey (1 episode, 1986)
Dr. Raymond Michaelson (1 episode, 1986)
Ben Guthrie (1 episode, 1986)
Policeman Carlotti (1 episode, 1986)
Mr. Pappalardo (1 episode, 1986)
Walter (1 episode, 1986)
Lottery Host (1 episode, 1987)
Receptionist (1 episode, 1987)
Female Customer (1 episode, 1987)
Man in the Bar (1 episode, 1981)
News Anchor (1 episode, 1982)
Cameraman (1 episode, 1982)
Mayor (1 episode, 1983)
Security Guard (1 episode, 1983)
Officer (1 episode, 1983)
Pete (1 episode, 1983)
Principal Smythe (1 episode, 1984)
Danny Maloney (1 episode, 1984)
Young Julie (1 episode, 1984)
Mr. Baker (1 episode, 1984)
Dr. Fred Robinson (1 episode, 1984)
Moose Murphy (1 episode, 1984)
Della (1 episode, 1985)
Pervis (1 episode, 1985)
Man (1 episode, 1985)
Steven Marken (1 episode, 1986)
Helen (1 episode, 1986)
Betty (1 episode, 1982)
Stanley Nichols (1 episode, 1982)
Patrick Henderson (1 episode, 1982)
Aunt Blanche (1 episode, 1983)
Jason Swinborn III (1 episode, 1983)
Woman #1 (1 episode, 1983)
Bridesmaid #1 (1 episode, 1983)
Gina (1 episode, 1984)
Sarah Banks (1 episode, 1984)
Mrs. Baker (1 episode, 1984)
Young Samantha (1 episode, 1984)
Kid (1 episode, 1986)
Amy (1 episode, 1982)
José (1 episode, 1983)
Bridesmaid #2 (1 episode, 1983)
Robin Thornton (1 episode, 1984)
Mickey Hightower (1 episode, 1984)
Mary Lou Fong (1 episode, 1985)
Julia (1 episode, 1984)
Piano Player (1 episode, 1984)
Minister (1 episode, 1985)
Vanna White (1 episode, 1984)
Kenneth Wilson (1 episode, 1984)
Musician (1 episode, 1985)
Hilda (1 episode, 1983)
Karen Chang (1 episode, 1984)
Student Protester (1 episode, 1984)
Loan Officer (1 episode, 1986)
Young Julie (uncredited) (1 episode, 1981)
Woman #2 (uncredited) (1 episode, 1983)
Stewardess (uncredited) (1 episode, 1984)
Gospel Pianist (uncredited) (1 episode, 1984)
Piano Player (uncredited) (1 episode, 1985)