When a gunman opens fire on a crowded city bus in San Francisco, Detective Dave Evans is killed, along with the man he'd been following in relation to a murder. Evans' partner, Sgt. Jake Martin, becomes obsessed with solving the case.
| Directing | Stuart Rosenberg | Director |
| Production | Joyce Selznick | Casting |
| Writing | Thomas Rickman | Screenplay |
| Sound | Charles Fox | Original Music Composer |
| Camera | David M. Walsh | Director of Photography |
| Writing | Maj Sjöwall | Novel |
| Editing | Bob Wyman | Editor |
| Writing | Stuart Rosenberg | Screenplay |
| Production | Stuart Rosenberg | Producer |
| Writing | Per Wahlöö | Novel |
| Art | Doug von Koss | Set Decoration |
