演员阵容
Ian Hunter
Detective Inspector Gregory
Austin Trevor
Leopold Dryden
Lilian Oldland
Joan Dryden
Henry Kendall
Rodney Fleming
Val Gielgud
Julian Caird
Peter Haddon
Guy Bannister
Betty Ann Davies
Poppy Levine
杰克·霍金斯
Herbert Evans
Donald Wolfit
Sydney Parsons
Robert Rendel
Sir Herbert Farquharson
Gordon McLeod
Chief Commissioner
Hannen Swaffer
Hannen SwafferVernon Bartlett
Vernon BartlettEric Dunstan
Eric DunstanGillie Potter
Gillie PotterElisabeth Welch
Elisabeth WelchEve Becke
Eve BeckeGershom Parkington
Gershom ParkingtonPercival Mackey
Percival Mackey
Ivor Barnard
Joseph Higgins (uncredited)Cecil Bevan
Police Doctor (uncredited)George De Warfaz
Foreigner (uncredited)
Howard Douglas
Weisskopf (uncredited)
Arthur Hambling
Man on BBC Reception Desk (uncredited)Vincent Holman
Detective (uncredited)
Bruce Lester
Peter Ridgwell (uncredited)Percy Rhodes
Wife's Lover on Broadcast (uncredited)艺术
R. Holmes Paul
美术指导音响
摄影
Günther Krampf
摄影指导剪辑
Reginald Beck
剪辑师编剧
导演
雷金纳德·德纳姆
导演Vincent Permane
副导演制片
Hugh Perceval
制作主管服装与化妆
