Kirk Douglas

Ned Land

James Mason

Captain Nemo

Paul Lukas

Prof. Pierre Arronax

Peter Lorre

Conseil

Robert J. Wilke

First Mate of the Nautilus

Ted de Corsia

Capt. Farragut

Carleton Young

John Howard

J.M. Kerrigan

Billy

Percy Helton

Coach Driver

Gloria Pall

Blonde Girlfriend (uncredited)

Ron Nyman

Sailor (uncredited)

Fred Graham

Casey Moore (uncredited)

Harry Harvey

Ticket Agent (uncredited)

Charles Grodin

Drummer Boy (uncredited)

Harper Goff

Minister in San Francisco Steam Packet office (uncredited)