Young Dillinger

John Dillinger

'Pretty Boy' Floyd

'Baby Face' Nelson

John Hamilton

Elaine

Prof. Hofman

Dr. Wilson

Rocco

Federal Agent Parker

Warden

Det. Jergins

Federal Agent Baum

Herman, Justice of the Peace

Watchman

Guard

Judge

Nelson's Girl

Floyd's Girl (as Beverly Hills)

Johnsyn

Police Detective