A strange animal attack turns a botanist into a bloodthirsty monster.
Henry Hull
Dr. Wilfred Glendon
Warner Oland
Dr. Yogami
Valerie Hobson
Lisa Glendon
Lester Matthews
Paul Ames
Lawrence Grant
Sir Thomas Forsythe
Spring Byington
Ettie Coombes
Clark Williams
Hugh Renwick
J.M. Kerrigan
Hawkins
Charlotte Granville
Lady Forsythe
Ethel Griffies
Mrs. Whack
Zeffie Tilbury
Mrs. Moncaster
Jeanne Bartlett
Daisy
Reginald Barlow
Timothy the Falden Caretaker (uncredited)
Egon Brecher
Priest (uncredited)
Herbert Evans
Detective Evans (uncredited)
Connie Leon
Yogami's Housekeeper Millie (uncredited)
Amber Norman
Girl in Goose Lane (uncredited)
Tempe Pigott
Drunk Woman (uncredited)
Harry Stubbs
Officer Jenkins (uncredited)
Eole Galli
The Prima Donna
Wong Chung
J. Gunnis Davis
Dick Gordon
Party Guest (uncredited)
Helena Grant
Boyd Irwin
Noel Kennedy
George Kirby
Maude Leslie
James May
William Millman
Edmund Mortimer
Joseph North
David Thursby
Louis Vincenot
Beal Wong
