Police hunt for mental hospital out patient Simon Lacey, who has been unwittingly handing out barbiturates to children as sweets.
| Directing | Stanley Goulder | Director |
| Writing | Stanley Goulder | Writer |
| Camera | Ronnie Maasz | Camera Operator |
| Art | Maurice Pelling | Art Direction |
| Sound | Peter Birch | Sound Mixer |
| Directing | Stuart Freeman | Assistant Director |
| Directing | Phyllis Townshend | Continuity |
| Costume & Make-Up | Olga Angelinetta | Hairdresser |
| Costume & Make-Up | Bunty Phillips | Makeup Artist |
| Costume & Make-Up | Dulcie Midwinter | Wardrobe Master |
| Editing | Wally Nelson | Assistant Editor |
| Production | Loretta Ordewer | Production Secretary |
| Camera | Martin Curtis | Director of Photography |
| Editing | Peter Musgrave | Editor |
| Production | Roy Millichip | Production Manager |
| Sound | Tristram Cary | Music |
| Production | Esther Kiss | Associate Producer |
| Production | George Mills | Producer |