A deranged killer escapes from a mental institution, intent on locating the psychiatrist whose testimony sent him to the asylum, holds the patrons of a bar hostage.
| Writing | Hugh King | Story |
| Writing | Don McGuire | Story |
| Writing | John Monks Jr. | Screenplay |
| Production | Richard Goldstone | Producer |
| Sound | André Previn | Original Music Composer |
| Camera | Paul Vogel | Director of Photography |
| Editing | Newell P. Kimlin | Editor |
| Directing | Gerald Mayer | Director |
| Art | William Ferrari | Art Direction |
| Art | Cedric Gibbons | Art Direction |
| Art | Edwin B. Willis | Set Decoration |
