导演

Martyn C. Webster

编剧

A.R. Rawlinson

演员

罗伯特·比蒂

Robert Beatty

饰  Dr. Mark Fenton

Elizabeth Sellars

饰  Miss Freeman

Peter Coke

饰  Insp. Bellamy

Hugh Kelly

饰  Dr. Craig

Janet Butler

Vida Hope

饰  Jackie Leroy

Ferdy Mayne

饰  Charles Constance

James Raglan

饰  Supt. Grayson

Frank Atkinson

George Benson

饰  Prescott

Roger Delgado

Jean Hardwicke

Ronald Leigh-Hunt

饰  Sgt. Lewis

Hugh Pryse

饰  Mr. Rattray

Marc Sheldon

Toke Townley

Robert Raglan

饰  (uncredited)

摄影

Gerald Gibbs

音乐

Wilfred Burns

服装

Olive Swinney

Noel Rowland

剪辑

Joseph Sterling