 | Steve Martin als Henry Clark |
 | Goldie Hawn als Nancy Clark |
 | John Cleese als Mr. Mersault |
 | Mark McKinney als Greg |
 | Jessica Cauffiel als Susan Clark |
 | Charlie Dell als Janitor on Train |
 | Tom Riis Farrell als Andrew Lloyd Webber |
 | Cynthia Nixon als Sheena |
 | Josh Mostel als Dr. Faber |
 | Anne Haney als Woman in Bathroom |
 | Carlease Burke als Airline Representative |
 | Oliver Hudson als Alan Clark |
| Sam Weisman | Director |
| Marc Shaiman | Original Music Composer |
| John Bailey | Director of Photography |
| Kent Beyda | Editor |
| Marc Lawrence | Screenplay |
| Neil Simon | Original Story |
| Robert W. Cort | Producer |
| Robert Evans | Producer |
| David Madden | Producer |
| Christine Forsyth-Peters | Executive Producer |
| Teri Schwartz | Producer |
| Ilene Starger | Casting |
| Ken Adam | Production Design |
| Charley Beal | Art Direction |
| William F. O'Brien | Art Direction |
| George DeTitta Jr. | Set Decoration |
| Marvin March | Set Decoration |
| Kathryn Peters | Set Decoration |
| Ann Roth | Costume Design |
| Margot Boccia | Makeup Department Head |
| Kenny Myers | Makeup Department Head |
| Janice Alexander | Hair Department Head |
| Nathan J. Busch II | Hair Department Head |
| John M. Elliott Jr. | Makeup Department Head |
| Charlotte Parker | Hair Department Head |
| Robert L. Sephton | Supervising Sound Editor |
| Christopher Flick | Supervising Sound Editor |
| Adam Shankman | Choreographer |
| Diana R. Lupo | Stunt Double |
| Corey Michael Eubanks | Stunts |
| Joni Avery | Stunts |
| Chris Howell | Stunt Coordinator |
| Keii Johnston | Stunts |
| Bill Anagnos | Stunts |
| Stacey Howell-Brown | Stunts |
| Gene Hartline | Stunts |
| Gilbert B. Combs | Stunts |
| Robert Jauregui | Stunts |
| Jennifer Lamb | Stunts |
| Diana R. Lupo | Stunts |
| Robert Jauregui | Stunt Double |
| Joanne Lamstein | Stunts |
| Scott Bates | Production Assistant |
