A strange animal attack turns a botanist into a bloodthirsty monster.
Henry Hull
as Dr. Wilfred Glendon
Warner Oland
as Dr. Yogami
Valerie Hobson
as Lisa Glendon
Lester Matthews
as Paul Ames
Lawrence Grant
as Sir Thomas Forsythe
Spring Byington
as Ettie Coombes
Clark Williams
as Hugh Renwick
J.M. Kerrigan
as Hawkins
Charlotte Granville
as Lady Forsythe
Ethel Griffies
as Mrs. Whack
Zeffie Tilbury
as Mrs. Moncaster
Jeanne Bartlett
as Daisy
