| Steve McQueen (Frank Bullitt) |
| Robert Vaughn (Walter Chalmers) |
| Jacqueline Bisset (Cathy) |
| Don Gordon (Delgetti) |
| Robert Duvall (Weissberg) |
| Simon Oakland (Le capitaine Bennet) |
| Norman Fell (Le capitaine Baker) |
| Carl Reindel (Stanton) |
| Felice Orlandi (Renick) |
| Pat Renella (Johnny Ross) |
| George S. Brown (Le Dr Willar) |
| Justin Tarr (Eddy) |
| Victor Tayback (Pete Ross) |
| Ed Peck (Wescott) |
| Paul Genge (Le tueur à gages) |
| Robert Lipton (L'assistant) |