Arson, Inc.

Robert Lowery

Joe Martin

Anne Gwynne

Jane Jennings

Edward Brophy

Pete Purdy

Marcia Mae Jones

Betty - Fender's Secretary

Douglas Fowley

Frederick P. 'Fred' Fender

Maude Eburne

Grandma

William Forrest

Deputy Fire Chief / Narrator

Steve Pendleton

Murph, the undercover man (as Gaylord Pendleton)