Arthur is a 30-year-old child who will inherit $750 million if he complies with his family's demands and marries the woman of their choosing.
| Directing | Steve Gordon | Director |
| Production | Robert Greenhut | Producer |
| Editing | Susan E. Morse | Editor |
| Sound | Burt Bacharach | Original Music Composer |
| Production | Michael Peyser | Production Manager |
| Art | Carol Joffe | Set Decoration |
| Lighting | William Ward | Gaffer |
| Production | Juliet Taylor | Casting |
| Costume & Make-Up | Jane Greenwood | Costume Design |
| Art | Stephen Hendrickson | Production Design |
| Directing | Kay Chapin | Script Supervisor |
| Camera | Fred Schuler | Director of Photography |
| Production | Jeremy Ritzer | Casting |
| Art | Steven J. Jordan | Set Decoration |
| Camera | Dick Mingalone | Camera Operator |
| Camera | Brian Hamill | Still Photographer |
| Production | Charles H. Joffe | Executive Producer |
| Production | Howard Feuer | Casting |
| Sound | Christopher Cross | Theme Song Performance |
| Directing | Robert Greenhut | First Assistant Director |
| Directing | Thomas A. Reilly | Second Assistant Director |
| Production | Helen Robin | Production Coordinator |
| Camera | Sandy Brooke | Assistant Camera |
| Camera | Ricki-Ellen Brooke | Second Assistant Camera |
| Art | W. Steven Graham | Assistant Art Director |
| Art | Paul Eads | Assistant Art Director |
| Costume & Make-Up | Fern Buchner | Makeup Artist |
| Costume & Make-Up | Romaine Greene | Hairstylist |
| Camera | Norman Buck | Key Grip |
| Art | James Mazzola | Property Master |
| Art | Edward Swanson | Construction Coordinator |
| Sound | Sanford Rackow | Supervising Sound Editor |
| Sound | Marjorie Deutsch | Sound Editor |
| Sound | Dan Pinsky | Music Editor |
| Sound | Louis Bertini | Assistant Sound Editor |
| Sound | James Sabat | Sound Mixer |
| Sound | Richard Vorisek | Sound Re-Recording Mixer |
| Sound | Vito L. Ilardi | Boom Operator |
| Sound | Louis Sabat | Sound Recordist |
| Crew | Ellen Levene | Unit Publicist |
| Crew | Edgard Mourino | Stunts |
| Writing | Steve Gordon | Writer |
| Production | Larry Brezner | Executive Producer |
| Production | Jack Rollins | Executive Producer |
| Sound | Peter Allen | Music |
