Carl Jaffe
(Stefan)
Alan Haywood
(Peter Godwin)
Stanley Morgan
(Wylie)
Derrick De Marney
(Alderbrook)
Jennifer Wright
(Angela)
Delia Corrie
(Eve)
Alan Edwards
(Wilson)
Geoffrey Dunn
(Jeremiah)
Eric Elliott
(Dr. Hooper)
John Harvey
(Assistant Commissioner)
Donald Tandy
(Sgt. Hawkes)
Doug Robinson
(Warder)
Joe Ritchie
(Lorry Driver)
Grenville Eves
(1st Inspector)
Basil Beale
(2nd Inspector)
Robin Ford
(Attendant)
Frank Thornton
(BBC Announcer)