Mandrake, a famous magician, and his assistant, Lothar, come to the aid of an amusement-park owner who is being blackmailed by a madman who is killing the park's customers until he gets his money.
Mandrake, a famous magician, and his assistant, Lothar, come to the aid of an amusement-park owner who is being blackmailed by a madman who is killing the park's customers until he gets his money.
