演员阵容
Patrick Barr
Det. Insp. Alan WemburyAlexander Knox
Dr Anthony LomondWilfrid Lawson
Maurice MeisterSonnie Hale
Samuel Cuthbert 'Sam' HackettLouise Henry
Cora Ann MiltonJohn Longden
Inspector BlissPatricia Roc
Mary LenleyPeter Croft
John LenleyArthur Hambling
Det. Sgt. RichardsGeorge Merritt
Police Station SergeantJohn Turnbull
Prison GovernorCharles Eaton
Col. WalfordCameron Hall
Drunken Scotsman (uncredited)工作人员
Ronald Neame
Cinematography音响
Ernest Irving
Original Music Composer剪辑
Charles Saunders
Editor编剧
Edgar Wallace
NovelSidney Gilliat
Screenplay导演