Russell Hopton
Det. Lt. Ted Mallory
Lola Lane
Kay Palmer
George F. Marion
Jim Gray
John St. Polis
Prof. Trowbridge
Lee Kohlmar
Prof. Ernst Einfeld
Lew Kelly
Det. Regan
E.H. Calvert
District Attorney
Wheeler Oakman
Robert Frazier
Cornelius Keefe
John Davidson
John Dilson
