Mark of the Tortoise is currently streaming on Tubi

Mark of the Tortoise (1964)90 minAction, Crime, ThrillerRating 49/100

Determined to bring the murderer of his millionaire uncle to justice, a young man enlists the help of his friend to expose a crime syndicate.

Cast: Hildegard Knef, Götz George, Richard Münch, Heinz Reincke, Carl Lange, Pinkas Braun, Adelheid Seeck

Director: Alfred Vohrer