as Thomas McCoy
as Lawrence Dale (as Edmond MacDonald)
as Gerald Winthrop
as Butch Burke
as Rockwell (as Edmund Macdonald)
as Ed Wheeler
as First Cop (uncredited)
as 'Murder at Midnight' Announcer
as Det. Capt. Bill Hurd
as Detective Lt. Grogan
as Jerry Gilpin
as Blackie Bales
as Ross Lambert
as Charles Haskell Jr.
as Frank Miller
as Chris Nelson
as Bob Burley
as Walter Hartford
as Miner at Radcliffe Colliery (uncredited)
as Pierre Lacour
as Comstock
as Spike
as Dr. Pillar
as Hippo
as Lt. Cmdr. Bill Drake
as Farlane
as Lucky Brandon
as Elder
as Joe Birsdell
as Fred Baxter
as Terry Barton
as Lt. LeBlanc
as Joe Turner
as Barnacle
as Lt. Thompson
as Slasher
as Si
as Assistant District Attorney Knox
as Anthony Waldron
as Jack Conley aka Chance
