A young gypsy girl turns into a wolf to destroy her enemies.

Nina Foch
as Celeste

Stephen Crane
as Robert 'Bob' Morris

Osa Massen
as Elsa Chauvet

Blanche Yurka
as Bianca

Barton MacLane
as Lt. Barry Lane

John Abbott
as Peter Althius (uncredited)

Fred Graff
as Pinky (uncredited)

Fritz Leiber
as Dr. Charles Morris (uncredited)

Milton Parsons
as Adamson (uncredited)

Ray Teal
as Ed, a Policeman (uncredited)
CyrusPK
Columbia Pictures did not really embrace the horror genre in the 1940s in the way that Universal, and to a lesser extent, RKO did. They did produce Return of the Vampire (1943) which proved a good showcase for Bela Lugosi in one of his few on-screen vampire roles and a had a couple of eerie scenes ...
CinemaSerf
Nina Foch is quite efficient in this run-of-the-mill drama. She is a gypsy princess "Celeste", whom, we learn quite early on, has an interestingly carnivorous diet! Now I suppose what lets this down is that, from a creative perspective, the use of an actual beastie rather than a costume-clad person ...