Mildreth Faulkner — A dynamic young lady executive, whose independent spirit started the fire-works
Harry Peavis — Her steam-roller competitor, who believed in getting what he wanted, no holds barred
Lois Carling — Mildreth’s clerk, beautiful and bitterly jealous
Della Street — Perry Mason’s secretary, co-conspirator, and generally a good gal in a pinch
Robert Lauley — Carlotta’s gambling husband, who didn’t know the stakes meant murder
Carlotta Lauley — Mildreth’s sister, a heart case with death staring at her from more than one direction
Esther Dilmeyer — A glamorous gambling lure. Dis satisfied, she accepted orchids and a box of poison
Perry Mason — An easy-mannered but granite-eyed, rapier-minded lawyer who said, “Legality be damned,” and turned up a murderer
Lieutenant Tragg — A keen-witted, rough-and-ready cop who almost outguessed Perry Mason
Sindler Coll — A handsome and very frightened young man, of shady and nebulous profession
Harvey Lynk — A night-club owner and gambler. The ante was too rich for his blood
Dr. Willmont — Who kept two witnesses alive for Perry Mason
Clint Magard — Lynk’s partner, a fat and slippery character who had an alibi