Edmund Lowe

Character: Philo Vance

Virginia Bruce

Character: Zalia Graem

Benita Hume

Character: Nurse Gladys Beeton

Douglas Walton

Character: Floyd Garden

Nat Pendleton

Character: Sergeant Ernest Heath

Gene Lockhart

Character: Edgar Lowe Hammle

H.B. Warner

Character: Major Fenwicke-Ralston

Kent Smith

Character: Woode Swift

Grant Mitchell

Character: District Attorney Markham

Frieda Inescort

Character: Mrs. Madge Fenwicke-Ralston

Henry B. Walthall

Character: Dr. Garden

Jessie Ralph

Character: Mrs. Hammle

Charles Trowbridge

Character: Inspector Colby

Etienne Girardot

Character: Dr. Doremus

William Austin

Character: Sneed, Hammle's Butler (Uncredited)

Don Brodie

Character: Messenger (Uncredited)

Olaf Hytten

Character: Vance's Butler (Uncredited)

Rosalind Ivan

Character: Mrs. Jepson (Uncredited)

Fred Kelsey

Character: Heath's Assistant (Uncredited)

Wilbur Mack

Character: Man Yelling at Race Track (Uncredited)

Lee Phelps

Character: Bus Driver (Uncredited)

Alexander Pollard

Character: Waiter at Race Track (Uncredited)

Jack Roper

Character: Servant Eating Caviar (Uncredited)

Matty Roubert

Character: Newsboy (Uncredited)

Dorothy Vernon

Character: Woman Running for Bus (Uncredited)

Duke York

Character: Traffic Cop (Uncredited)