Boris Karloff as John Gray

Bela Lugosi as Joseph

Henry Daniell as Dr. Wolfe 'Toddy' MacFarlane

Edith Atwater as Meg Camden

Russell Wade as Donald Fettes

Rita Corday as Mrs. Marsh

Sharyn Moffett as Georgina Marsh

Donna Lee as Street Singer

Ted Billings as Townsman (uncredited)

Bobby Burns as Mourner (uncredited)

Robert Clarke as Richardson - Medical Student (uncredited)

Aina Constant as Maidservant (uncredited)

Mary Gordon as Mary McBride (uncredited)

Bobby Hale as Townsman (uncredited)

Carl Kent as Gilchrist - Medical Student (uncredited)

Milton Kibbee as Dan (uncredited)

Ethan Laidlaw as Pub Patron (uncredited)

Kermit Maynard as Townsman (uncredited)

Jim Moran as Angus - Horse Trader (uncredited)

Jack Welch as Boy (uncredited)

Larry Wheat as Salesman (uncredited)

Blackie Whiteford as Townsman (uncredited)

Bill Williams as Survis - Medical Student (uncredited)