Clint Eastwood (Dr. Jonathan Hemlock), George Kennedy (Ben Bowman), Vonetta McGee (Jemima Brown), Jack Cassidy (Miles Mellough), Heidi Brühl (Anna Montaigne), Thayer David (der Drache), Reiner Schöne (Karl Freytag), Michael A. Grimm (Anderl Meyer), Jean Pierre Bernard (Jean-Paul Montaigne), Brenda Venus (George), Gregory Walcott (Pope), Candice Rialson (Kunststudentin), Elaine Shore (Miss Cerberus), Dan Howard (Dewayne), Jack Kosslyn (Reporter), Walter Kraus (Kruger), Frank Redmond (Wormwood), Siegfried Wallach (Hotelmanager), Susan Morgan Cooper (Buns), Jack Frey (Taxifahrer)