Playboy Larry Blendon introduces his grandmother Stella Blendon to his fiancée, radio singer Virginia Berneaux. Despite Larry's record of broken romances and divorces, Virginia decides she will marry him. Virginia is slain that night and Blandon telephones his friend, Philo Vance, to help find the killer.
as Philo Vance
as Lorena Blendon Simms
as Alexis Karnoff
as Stella Blendon
as Virginia Berneaux
as Larry Blendon
as George Hullman
as Maggie McCarthy / Choo-Choo Divine
as Helen Varney Blendon
as The Policeman
as Mary
as Choo-Choo's Bodyguard (Uncredited)
as Police Lieutenant Mullard (Uncredited)
as Dr. Campbell (Uncredited)
as Agatha Cowle (Uncredited)
as Greg Simms (Uncredited)