크레딧 출연 James Donald Michael Heathley Phyllis Calvert Lydia Heathley Noel Willman Dr. Dennis Bord Herbert Lom Dr. Alex Leon Robert Beatty Maj. Sam Seagram Patric Doonan Brian Jackson Walter Fitzgerald Sir Charles Craddock Muriel Pavlow Caroline Cartier Maurice Denham Prof. Carrington Marjorie Fielding Michael's Mother Herbert Lomas George Jackson Geoffrey Denton Fisher Cyril Chamberlain Inspector Carter Hal Osmond Agent Lawson Caven Watson Dr. Ferguson Marianne Stone Maisie Stanley Maxted Prof. Adams Hartley Power General Adams (uncredited) Philip Ray Sentry (uncredited) Johnnie Schofield Jim Barnes (uncredited) John Warren Ted (uncredited) 스텝 Anthony Asquith Directing Arthur Alcott Crew Hugh Attwooll Production Bryan Langley Crew Bill Warrington Crew Yvonne Axeworthy Directing Muir Mathieson Sound H. A. R. Thomson Camera George Pollock Directing W.T. Partleton Costume & Make-Up Albert Whitlock Crew Harry Miller Sound Frederick Wilson Editing Desmond Dickinson Camera Benjamin Frankel Sound John Howell Art Julie Harris Costume & Make-Up John Dennis Sound Antony Darnborough Production Earl St. John Production Stanley Grant Camera Gordon K. McCallum Sound William Fairchild Writing John Pudney Writing