The Big Mouth (1967) — Cast
Cast
| Howard Morris | Cameo |
| Frank De Vol | Bogart |
| Charo | Maid |
| James Jeter | (uncredited) |
| Corinne Cole | (uncredited) |
| Susan Bay Nimoy | Suzie |
| Charlie Callas | Rex |
| Vince Barnett | Booth |
| Rob Reiner | Beach |
| Vincent Van Lynn | Fancher |
| Percy Helton | (uncredited) |
| Florence Lake | (uncredited) |
| Med Flory | (uncredited) |
| Roland La Starza | (uncredited) |
| Harry Fleer | (uncredited) |
| George Takei | Jeweler |
| Mike Mahoney | Detective Fritz |
| Murray Alper | (uncredited) |
| Vern Rowe | Kilgore's Gunner |
| Don Kennedy | (uncredited) |
| Pete Peterson | (uncredited) |
| Harold J. Stone | Thor |
| Ray Kellogg | (uncredited) |
| Jeannine Riley | Bambi |
| William O'Connell | Psychiatrist |
| William Wellman Jr. | Bellboy |
| Leonard Stone | Fong |
| Iris Rainer | Beach |
| Michael Ross | (uncredited) |
| Barbara Burgess | Beach |
| Paul Lambert | Moxie |
| Buddy Lester | Studs |
| Jerry Lewis | Gerald Nash |
| David Lipp | Lizard |
| Scot Lewis | Beach |
| John Macchia | Lifeguard |
| Del Moore | Hodges |
| John Nolan | F.B.I. |
| Robert Kino | Asian |
| Tony Regan | (uncredited) |
| Harland Sanders | Himself |
| Eddie Ryder | Specs |
| Walter Kray | Detective Fritz |
Crew
| Frank Tuttle | Set Decoration |
| Howard Pine | Unit Production Manager |
| Lyle R. Wheeler | Production Design |
| Bill Richmond | Screenstory |
| Moss Mabry | Costume Design |
| Bill Richmond | Screenplay |
| Hal Bell | Second Assistant Director |
| W. Wallace Kelley | Director of Photography |
| Joe Luciano | Editor |
| Dick Johnson | Camera Operator |
| Richard M. Rubin | Property Master |
| Charles J. Rice | Sound Supervisor |
| Joe E. Stabile | Associate Producer |
| Jack Stone | Makeup Artist |
| Al Overton Sr. | Sound |
| Russel Wiles | Editor |
| Rusty Meek | Assistant Director |
| Harry Betts | Original Music Composer |
| Hazel W. Hall | Script Supervisor |
| Joyce Morrison | Hairstylist |
| Jerry Lewis | Screenplay |
| Ben Lane | Makeup Supervisor |
| Jerry Lewis | Producer |
| Guy C. Verhille | Wardrobe Designer |
| Jerry Lewis | Director |
| Jack Haynes | Sound |