Kadro (21)
Tom ConwayRoger Kingsley
Hillary BrookeMary Webb
Eddie MarrJohnny Gregg
Dan RissLt. Fenton
John GallaudetDetective Chief Brownell
Jack KruschenDetective Sergeant Quinn
Walter KingsfordMr. MarkewellPaul LivermoreHal Speel
Aline TownePeggy SpeelHelen Van TuylMaggie, the elderly accomplice
Edmund CobbDetective Lieutenant Cobb, with pipe
Truman BradleyNarrator (voice)
Leo ClearyMr. Sheridan
Roy EngelStore Detective Walsh
Charles CollinsCharlie (as Charlie Collins)Yvonne PeattieGertrude PalmerJoel AllenFrank PalmerHelen ChapmanJoey Ridgway
John PhillipsAllen Ridgeway
Paul GuilfoyleWilliam Pope
Pamela DuncanBraddock's Nurse