All Cast
Jack Palance
Dr. Jekyll/Dr.Hyde
Denholm Elliott
George Devlin
Leo Genn
Dr. Lanyon
Torin Thatcher
Sir Turnbull
Rex Sevenoaks
Dr. Wright
Gillie Fenwick
Poole der Butler
Elizabeth Cole
Hattie
Duncan Lamont
Sergt. Grimes
Paul Harding
Constb. Johnston
Oskar Homolka
Stryker
Billie Whitelaw
Gwyn Thomas
William Nunn
Cassidy
Liza Creighton
Billie