When a hit and run patient is murdered an attending doctor is placed under suspicion.
| Directing | Martyn C. Webster | Director |
| Writing | Francis Durbridge | Original Series Creator |
| Writing | A.R. Rawlinson | Screenplay |
| Production | Ernest G. Roy | Producer |
| Sound | Wilfred Burns | Music |
| Camera | Gerald Gibbs | Director of Photography |
| Editing | Joseph Sterling | Editor |
| Art | Bernard Robinson | Art Direction |
| Costume & Make-Up | Betty Lee | Hairdresser |
| Costume & Make-Up | John O'Gorman | Makeup Artist |
| Production | E.S. Laurie | Production Manager |
| Directing | Pat Kelly | Assistant Director |
| Directing | Buddy Booth | Third Assistant Director |
| Sound | W. H. Lindop | Sound Recordist |
| Sound | Harry Raynham | Sound |
| Camera | Noel Rowland | Camera Operator |
| Camera | Peter Lamb | Clapper Loader |
| Costume & Make-Up | Olive Swinney | Wardrobe Assistant |
| Sound | Wilfred Burns | Conductor |
| Directing | Marjorie Owens | Continuity |