| Person | Type | Job | Role(s) |
|---|---|---|---|
 Charles Lang | Crew | Camera | Director of Photography |
Craig Binkley | Crew | Costume & Make-Up | Set Dressing Artist |
Crayton Smith | Crew | Crew | Script |
Doris DeHerdt | Crew | Directing | Script Supervisor |
 Fred Coe | Crew | Production | Other |
Frederick Knott | Crew | Writing | Theatre Play, Writer |
Gene Milford | Crew | Editing | Editor |
George James Hopkins | Crew | Art | Set Decoration |
George Jenkins | Crew | Art | Art Direction |
 Glenn R. Wilder | Crew | Crew | Stunt Double |
Gordon Bau | Crew | Costume & Make-Up | Makeup Artist |
 Henry Mancini | Crew | Sound | Original Music Composer |
Jack Aldworth | Crew | Directing | Assistant Director |
Jean Burt Reilly | Crew | Costume & Make-Up | Hairstylist |
Leo Shuken | Crew | Sound | Orchestrator |
 Mel Ferrer | Crew | Production | Producer |
Robert Carrington | Crew | Writing | Screenplay |
Russell Llewellyn | Crew | Production | Unit Manager |
 Terence Young | Crew | Directing | Director |
Ward Preston | Crew | Art | Set Designer |
Wayne Fitzgerald | Crew | Art | Title Designer |
Jane-Howard Hammerstein | Crew | Writing | Screenplay |
Everett A. Hughes | Crew | Sound | Sound Designer |
 Alan Arkin | Cast | Actor | Roat / Roat Jr. / Roat Sr. |
 Audrey Hepburn | Cast | Actress | Susy Hendrix |
 Efrem Zimbalist Jr. | Cast | Actor | Sam Hendrix |
 Gary Morgan | Cast | Actor | Teenage Boy on Street (uncredited) |
 Jack Weston | Cast | Actor | Carlino |
 Jean Del Val | Cast | Actor | The Old Man (uncredited) |
 Julie Herrod | Cast | Actress | Gloria |
Mel Ferrer | Cast | Actor | French-Canadian Radio Speaker (voice) (uncredited) |
 Richard Crenna | Cast | Actor | Mike Talman |
 Robby Benson | Cast | Actor | Boy Tossing Ball (uncredited) |
 Samantha Jones | Cast | Actress | Lisa |
 Bill Walters | Cast | Actor | BG with Dog (uncredited) |
Frank O'Brien | Cast | Shatner (uncredited) | |
| Person | Type | Job | Role(s) |
