A veteran homicide detective who has witnessed his socialite girlfriend kill her husband sees his inexperienced brother assigned to the case.
Lee J. Cobb
as Lt. Ed Cullen
Jane Wyatt
as Lois Frazer
John Dall
as Andy Cullen
Lisa Howard
as Janet Cullen
Harlan Warde
as Howard Frazer
Tito Vuolo
as Pietro Capa
Charles Arnt
as Ernest Quimby (as Charles E. Arnet)
Marjorie Bennett
as Muriel Quimby
Alan Wells
as Nito Capa
Mimi Aguglia
as Mrs. Capa
Bud Wolfe
as Officer Blair
Morgan Farley
as Rushton
