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Udo Kier is a prolific German actor who has made over 200 film and television appearances. He has frequently collaborated with director Paul Morrissey, an American filmmaker known for his avant-garde and controversial films. Kier's work with Morrissey includes several notable films such as "Flesh for Frankenstein" (1973), "Blood for Dracula" (1974), and "The Last Tenant" (1978), establishing Kier as a regular actor in Morrissey's artistic productions.