On screen
Cast
14 credited performers
Bernard Lee
Superintendent Meredith
Jack Watling
Jack Heath
Finlay Currie
Alex Campbell
Suzanne Lloyd
Diane Heath
Artwork unavailable
Richard Gale
Maddox
James Bree
Reynolds
Dora Reisser
Anne Wilding
Ivor Salter
Mr. White
Artwork unavailable
Christa Bergmann
Gretta
Billy Milton
Chandler
Artwork unavailable
Lawrence Davidson
Warburton
Artwork unavailable
Dallas Cavell
Porter
Artwork unavailable
Daphne Goddard
Mrs. Lever
Michael Stainton
Sergeant Landis