| Person | Type | Job | Role(s) |
|---|---|---|---|
 A.R. Rawlinson | Crew | Writing | Screenplay |
 Bernard Robinson | Crew | Art | Art Direction |
Buddy Booth | Crew | Directing | Third Assistant Director |
E.S. Laurie | Crew | Production | Production Manager |
Ernest G. Roy | Crew | Production | Producer |
Francis Durbridge | Crew | Writing | Original Series Creator |
Gerald Gibbs | Crew | Camera | Director of Photography |
John O'Gorman | Crew | Costume & Make-Up | Makeup Artist |
Martyn C. Webster | Crew | Directing | Director |
W. H. Lindop | Crew | Sound | Sound Recordist |
Wilfred Burns | Crew | Sound | Music, Conductor |
Betty Lee | Crew | Costume & Make-Up | Hairdresser |
Joseph Sterling | Crew | Editing | Editor |
Marjorie Owens | Crew | Directing | Continuity |
Olive Swinney | Crew | Costume & Make-Up | Wardrobe Assistant |
Noel Rowland | Crew | Camera | Camera Operator |
Pat Kelly | Crew | Directing | Assistant Director |
Harry Raynham | Crew | Sound | Sound |
Anthony Lang | Cast | Johnny (uncredited) | |
 Elizabeth Sellars | Cast | Actress | Della Freeman |
 Ferdy Mayne | Cast | Actor | Charles Constance |
Frank Atkinson | Cast | Actor | Railway Ticket Clerk (uncredited) |
 George Benson | Cast | Actor | Prescott |
 Harold Sanderson | Cast | Actor | Hospital Visitor (uncredited) |
Hugh Kelly | Cast | Dr. Craig | |
 Hugh Pryse | Cast | Actor | Mr. Rattray |
 James Raglan | Cast | Actor | Supt. Grayson |
 Peter Coke | Cast | Actor | Det. Insp. George Bellamy |
 Robert Beatty | Cast | Actor | Dr. Mark Benton |
Robert Gregory | Cast | Man at Northolt Airport (uncredited) | |
 Roger Delgado | Cast | Actor | Felix Galegos |
 Ronald Leigh-Hunt | Cast | Actor | Sgt. Lewis (uncredited) |
 Vida Hope | Cast | Actress | Jackie Leroy |
 Toke Townley | Cast | Actor | Fred Barker (uncredited) |
Marc Sheldon | Cast | Waiter (uncredited) | |
Janet Butler | Cast | Sister Rogers | |
Richard Neller | Cast | Hospital Visitor (uncredited) | |
Jean Hardwicke | Cast | Sister (uncredited) | |
Donald Conlon | Cast | Helios Restaurant Patron (uncredited) | |
Arthur Dibbs | Cast | Helios Restaurant Patron (uncredited) | |
| Person | Type | Job | Role(s) |
