Perry Mason
Della Street
Paul Drake
Hamilton Burger
Lt. Tragg
Edmund Lacey
Delores Coterro
Charles Barnaby
Marylin Clark
George Moore
Agnes Sims
Margo
Lt. Kramer (as Robert Williams)
Judge
Dr. L. J. Palmer
Courtroom Spectator (uncredited)
Sgt. Brice (uncredited)