Alan Curtis

Philo Vance

Vivian Austin

Laurian March (as Terry Austin)

Frank Jenks

Ernie Clark

Tala Birell

Tina Cromwell

Gavin Gordon

Oliver Tennant

Cliff Clark

Inspector Walsh

James Burke

Lt. Burke

Toni Todd

Geegee Desmond

Francis Pierlot

Roberts

Joseph Crehan

Ellis Mason

Garnett Marks

Charles O'Mara

Grady Sutton

Willetts

Charles Mitchell

Guy Harkness

Joanne Frank

Norma Harkness

Dan Seymour

Jeffrey Connor

Basil Wrangell