John Schlesinger Director Dustin Hoffman Thomas Levy Actor Laurence Olivier Dr. Christian Szell Actor Roy Scheider Henry Levy Actor William Devane Peter Janeway Actor Marthe Keller Elsa Opel Actor Fritz Weaver Professor Biesenthal Actor Richard Bright Karl Actor Marc Lawrence Erhard Actor Allen Joseph Babe's Father Actor Tito Goya Melendez Actor Ben Dova Klaus Szell Actor Lou Gilbert Rosenbaum Actor Jacques Marin LeClerc Actor James Wing Woo Chen Actor Nicole Deslauriers Nicole Actor Lotte Palfi Andor Old Lady on 47th Street Actor William Goldman Writer Robert Towne Writer Sidney Beckerman Producer Robert Evans Producer Michael Small Original Music Conrad L. Hall Cinematographer Jim Clark Film Editing Jane Feinberg Casting Mike Fenton Casting Richard Macdonald Production Design Jack De Shields Art Director George Gaines Set Decoration Robert De Mora Costume Design Roland Meledandri Costume Design