Ron Foster
— Det. Scott Harper (as Ronald Foster)
Patricia Blair
— Holly Taylor (as Pat Blair)
Harp McGuire
— Det. Murray Kearns
John Maxwell
— Insp. Daniel A. Melrose
Hugh Sanders
— Martin Bender
Helen Kleeb
— Mrs. Melton
Robert Shayne
— Victor Delmar
Douglas Henderson
— Barney Sawyer
Preston Hanson
— Tom Colton
Ted Knight
— Lt. Dan Ivers