In the 1830's beaver trapper Flint Mitchell and other white men hunt and trap in the then unnamed territories of Montana and Idaho. Flint marries a Blackfoot woman as a way to gain entrance into her people's rich lands, but finds she means more to him than a ticket to good beaver habitat.
Clark Gable
as Flint Mitchell
Ricardo Montalban
as Ironshirt
John Hodiak
as Brecan
Adolphe Menjou
as Pierre
J. Carrol Naish
as Looking Glass
Jack Holt
as Bear Ghost
Alan Napier
as Capt. Humberstone Lyon
George Chandler
as Gowie
Richard Anderson
as Dick
María Elena Marqués
as Kamiah
Bobby Barber
as Gardipe (uncredited)
Timothy Carey
as Baptiste DuNord (uncredited)