Mark of the Tortoise (1964) (movie): The nephew of a murdered millionaire decides to track down his uncle's killer. He faces many life-threatening dangers as he tries to break into the inner circle of the sinister criminal "The Tortoise." Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of Mark of the Tortoise (1964) below
Cast: Hildegard Knef (Lorelli), Götz George (Donald 'Don' Micklem), Richard Münch (Mario Orlandi di Alsconi), Heinz Reincke (Inspektor Dickes), Carl Lange (Crantor)