Richard Basehart

Reginald 'Reggie' Wilson

Mary Murphy

Evelyn Stewart

Constance Cummings

Kay Wallace

Roger Livesey

Ben Case

Faith Brook

Lesley Wilson

Mervyn Johns

Ernest Chaple

Joseph Losey

Director

Howard Koch

Writer

Alec C. Snowden

Producer

Tony Owen

Executive Producer

Trevor Duncan

Music

Gerald Gibbs

Director of Photography

Geoffrey Muller

Editor

C. Wilfred Arnold

Art Direction

Jack Craig

Makeup Artist

Ronald Abbott

Sound Recordist

Sidney Rider

Sound Recordist

Derek Holding

Sound Editor