Mike Hammer
Dr. G.E. Soberin
Carl Evello
Eddie Yeager
Lt. Pat Murphy
Friday
Velda
Christina Bailey
Lily Carver
Nick
Sugar Smallhouse
Charlie Max
Sammy
Cheesecake
Doc Kennedy
Manager
Harvey Wallace
Popcorn Vendor (uncredited)
Carmen Trivago
Self - Singer (voice)
Club Vocalist
Nightclub Singer
Bartender (uncredited)
Gas Station Man (uncredited)
Sideman (uncredited)
Athletic Club Clerk (uncredited)
Ray Diker