Hideout

Dr. Hamilton Gibbs

Gabriel Wotter

Pops, the janitor

Arthur Burdett, alias Philip J. Fogarty

Edie Hanson

Joe Bottomley (as Fletcher Chandler)

Beecham

Sybil Elwood Kaymeer

Radio Announcer

Guest at honorary degree ceremony

George Browning

Betty, alias Hannah Kelly (as Adrian Booth)

Evans

Arnie Anderson