- Sally Barnes - Sally
- Leigh Madison - Diana
- Bruce Seton - Supt. James
- Tom Gill - Mr. Langtree
- Richard Caldicot - Assistant Director General
- David Nettheim - Professor
- Sabrina - Herself
- Tommy Trinder - Himself
- Barbara Windsor - Telephone Operator (uncredited)
- Sam Kydd - Robber (uncredited)
- Dickie Henderson - Himself
-
Lance Comfort
-
Peter Blackmore
-
John Baxter
Capítulo disponible en las siguientes plataformas:
