Two people with ties to rich murdered socialite Lowe Hammle die from unusual suicides—but Vance suspects foul play.
as Philo Vance
as Zalia Graem
as Nurse Gladys Beeton
as Floyd Garden
as Sergeant Ernest Heath
as Edgar Lowe Hammle
as Major Fenwicke-Ralston
as Woode Swift
as District Attorney Markham
as Mrs. Madge Fenwicke-Ralston
as Dr. Garden
as Mrs. Hammle
as Inspector Colby
as Dr. Doremus
as Sneed, Hammle's Butler (Uncredited)
as Messenger (Uncredited)
as Vance's Butler (Uncredited)
as Mrs. Jepson (Uncredited)
as Heath's Assistant (Uncredited)
as Man Yelling at Race Track (Uncredited)
as Bus Driver (Uncredited)
as Waiter at Race Track (Uncredited)
as Servant Eating Caviar (Uncredited)
as Newsboy (Uncredited)
as Woman Running for Bus (Uncredited)
as Traffic Cop (Uncredited)
