| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alan Heim | Crew | Sound | Sound Editor |
 Bill Herman | Crew | Costume & Make-Up | Makeup Artist |
Edward R. Brown | Crew | Camera | Camera Operator |
Joseph F. Coffey | Crew | Camera | Director of Photography |
Maggie James | Crew | Directing | Script Supervisor |
Marc Merson | Crew | Production | Producer |
Murray Schisgal | Crew | Writing | Writer |
Ralph Rosenblum | Crew | Editing | Editor, Associate Producer |
Theoni V. Aldredge | Crew | Costume & Make-Up | Costume Design |
James Perdue | Crew | Sound | Sound Recordist |
 Stanley Prager | Crew | Directing | Director |
George Goodman | Crew | Directing | Assistant Director |
Ethel Huber | Crew | Sound | Music Supervisor |
Charles Federmack | Crew | Sound | Sound |
Joan D'Incecco | Crew | Production | Casting |
Morton Novak | Crew | Lighting | Electrician |
Edward Engels | Crew | Camera | Grip |
Adeline Leonard Seakwood | Crew | Production | Production Secretary |
 Alan Arkin | Cast | Actor | Barney Kempinski |
 Alan King | Cast | Actor | Leo |
 Andrew Duncan | Cast | Actor | Bus Driver |
 Arlene Golonka | Cast | Actress | Mary |
 Barney Martin | Cast | Actor | Large Man |
 Beverly Todd | Cast | Actress | Receptionist |
 Charlotte Rae | Cast | Actress | Woman in Window |
 David Doyle | Cast | Actor | Crying Man |
Edith King | Cast | Actress | Matron (as Edith N. King) |
 Enid Markey | Cast | Actress | Emily |
 Frank Campanella | Cast | Actor | Detective #1 |
 Jane Rose | Cast | Actress | Woman |
 Jerome Guardino | Cast | Actor | Man in Window |
 John Gielgud | Cast | Actor | Rich Man |
 José Pérez | Cast | Actor | Ice Cream Boy |
 Judith Lowry | Cast | Actress | Ruth |
 Lee Grant | Cast | Actress | Laura |
 Leonardo Cimino | Cast | Actor | Dino |
 Philip Coolidge | Cast | Actor | Farley |
 Pierre Epstein | Cast | Actor | Clerk |
 Rex Everhart | Cast | Actor | Klein |
 Rosetta LeNoire | Cast | Actress | Woman |
Stanley Simmonds | Cast | Man | |
 William Hansen | Cast | Actor | Tourist #2 |
Tom Carlin | Cast | Actor | Detective #3 |
 John C. Becher | Cast | Actor | Tourist #1 |
Maxwell Glanville | Cast | Detective #2 | |
Helen Curtis | Cast | Large Woman | |
Willis Pinkett | Cast | Mechanic | |
Dorothea MacFarland | Cast | Woman | |
Mark Kearney | Cast | Boy | |
Wally Engelhardt | Cast | Chauffeur (as Wallace Engelhardt) | |
| Person | Type | Job | Role(s) |
