Stars (in credits order)
Eric Porter
Edward Bradley
Ronald Leigh-Hunt
Det. Supt. Martin
David Garth
Det. Sgt. Leonard
Charles Carson
Thomas Bradley
Molly Lumley
Mrs. Thompson
Harold Scott
Mr. Sanders
George Bishop
Judge
John Brooking
Counsel for the prosecution
Frank Sieman
Reporter
Robert S. Young
Foreman of the jury
Walter Hudd
Prison governor
Frank Pettitt
1st Prison officer
Anthony Bate
2nd Prison officer
Robert James
Prison chaplain
Gwen Williams
Hilda Marsh
Toke Townley
Jack Marsh
W. Thorp Deverreux
Jim Parsons
John Boddington
ACTOR
Peter Noel Cook
Dorothy Darke
Morris Perry
Frank Seton
Alister Williamson