Sex and the Single Girl (1964) — Cast
Cast
| James Lanphier | (uncredited) |
| Kenneth Gibson | Office Worker |
| Fran Jeffries | Gretchen Rice |
| Charles Fogel | Commuter |
| Barbara Bouchet | Photographer |
| Monty O'Grady | (uncredited) |
| Larry J. Blake | Policeman |
| Paul Bradley | (uncredited) |
| Bert Stevens | (uncredited) |
| Henry Fonda | Frank |
| George Nardelli | Office Worker |
| Clark Ross | (uncredited) |
| Burt Mustin | (uncredited) |
| Max Showalter | Holmes |
| Fredd Wayne | Frank |
| Victor Romito | (uncredited) |
| Jeffrey Sayre | (uncredited) |
| Cosmo Sardo | Waiter |
| Hal Taggart | (uncredited) |
| Natalie Wood | Gurley |
| Edmund Glover | A.L. |
| Otto Kruger | Bertha Anderson |
| Tony Curtis | Weston |
| Charles Cirillo | Waiter |
| Paul Cristo | (uncredited) |
| Hans Moebus | (uncredited) |
| Taggart Casey | (uncredited) |
| Robert Foulk | (uncredited) |
| Oliver Cross | Commuter |
| Mel Ferrer | Rudy |
| John Alban | (uncredited) |
| Robert Locke Lorraine | (uncredited) |
| Lauren Bacall | Sylvia |
| Sayre Dearing | (uncredited) |
| Cheerio Meredith | (uncredited) |
| Leslie Parrish | Lieutenant Dan's Fiancée, Susan |
| Paul Bryar | Toll |
| Bobby Gilbert | Commuter |
| Tex Brodus | (uncredited) |
| George Holmes | (uncredited) |
| Edward Everett Horton | Chief |
| William Lanteau | Sylvester |
| Frank Baker | Pretzel |
| Phil Garris | (uncredited) |
| David Armstrong | (uncredited) |
| Claire Carleton | (uncredited) |
| Charles Morton | Board Member |
| George E. Carey | Board Member |
| Larry Storch | Motorcycle Raider |
| Howard St. John | Randall |
| Helen Kleeb | Hilda Hulme |
| Stubby Kaye | Cabbie |
| William Fawcett | Bum |
Crew
| David Wages | Editor |
| David R. Schwartz | Writer |
| Edith Head | Costume Design |
| Cary Odell | Art Direction |
| Gordon Bau | Makeup Supervisor |
| William T. Orr | Producer |
| Bob Herron | Stunts |
| Richard Quine | Director |
| Edward G. Boyle | Set Decoration |
| Charles Lang | Director of Photography |
| Tony Curtis | Executive Producer |
| Sugar Blymyer | Hairstylist |
| Carter DeHaven Jr. | Second Unit Director |
| Jean Burt Reilly | Hair Supervisor |
| Leslie H. Martinson | Screenplay |
| Sydney Guilaroff | Hairstylist |
| Mickey McCardle | Assistant Director |
| Joseph Heller | Writer |
| Neal Hefti | Music |
| Leslie H. Martinson | Writer |
| M.A. Merrick | Sound |
| Helen Gurley Brown | Novel |
| Troy Melton | Stunts |
| Joseph Hoffman | Story |
| Chuck Hansen | Assistant Director |
| Norman Norell | Costume Design |