Private detective 'Duke' Martindale and his wife, Phyllis, an attorney, are working together to clear a girl falsely convicted of murdering a judge. Two people who know the truth are killed and 'Duke' Is shot at. Despite some interference by Police-Sergeant Brent, and a dangerous automobile chase and 'Duke' and Phyllis finding themselves prisoners of the real murderers, the case is solved.
Duke Martindel
Phyllis Martindel
Police Sgt. Brent
Hester Engle
Leila Bostwick
Joe Link
Jones - the Hotel Clerk
Guy Kisling
Dr. Grayson
Annie Lowell
Detective Dunlap
Judge Leander Harding
Police Capt. Newton
Tiverton Apartment Manager
Helen White - Reporter
Officer Donahue