Cast & crew
The April Fools (1969)
Directed by Stuart Rosenberg Written by Hal Dresner
Cast
| Peter Lawford | Gunther |
| Todd Mason | Bar Patron |
| Esther Ying Lee | (uncredited) |
| Sherry Lansing | (uncredited) |
| Harvey Korman | Benson |
| Chester Jones | (uncredited) |
| Kenner G. Kemp | (uncredited) |
| Dee Gardner | Naomi |
| Frank Raiter | (uncredited) |
| Janice Carroll | Mimsy Shrader |
| Susan Barrett | Singer |
| Tani Guthrie | Bluestone |
| Arlene Parness | (uncredited) |
| Kathryn Janssen | (uncredited) |
| Owen Song | Waiter |
| Myrna Loy | Grace Stamper |
| Tony Regan | (uncredited) |
| Felix Silla | Safari |
| Kenneth Mars | Hopkins |
| Nancy Howard | Connie |
| Gary Dubin | Brubaker |
| Melinda Dillon | Leslie |
| Jack Lemmon | Brubaker |
| Tom Ahearne | Doorman |
| Poupée Bocar | (uncredited) |
| Sally Kellerman | Brubaker |
| Yvonne D'Angers | Safari |
| Sharon Johnson | Safari |
| Jack Weston | Potter |
| Charles Boyer | Count Andre |
| Catherine Deneuve | Gunther |
| David Doyle | Orlow |
| Murray Pollack | (uncredited) |
| Lisa Todd | Safari |
Crew
| Michel Hugo | Director of Photography |
| Betty Crosby | Script Supervisor |
| Richard Sylbert | Production Design |
| Gordon Carroll | Producer |
| Carter DeHaven Jr. | Associate Producer |
| Roger Shearman Jr. | Camera Operator |
| Robert Luthardt | Art Direction |
| Agnes Flanagan | Hairstylist |
| Donfeld | Costume Design |
| Charles Ziarko | Assistant Director Trainee |
| Craig Binkley | Set Dresser |
| Stuart Rosenberg | Director |
| Hal Dresner | Writer |
| Victor Paul | Stunts |
| Marvin Hamlisch | Original Music Composer |
| Hank Moonjean | Assistant Director |
| Ted Zachary | Assistant Director |
| William Kiernan | Set Decoration |
| Harry Ray | Makeup Artist |
| Bob Wyman | Editor |
| Clay Lambert | Makeup Artist |
| Larry Jost | Sound |
| Lynn Stalmaster | Casting |