The Golden Age of Hollywood gave moviegoers some of the most iconic on-screen duos, such as John Wayne and Maureen O'Hara, William Powell and Myrna Loy, and Olivia De Havilland and Errol Flynn.
Few people would imagine that one of the best ways to become a beast is to watch Spencer Tracy movies. Not, however, Tracy's lone foray into the horror genre, the 1941 version of "Dr. Jekyll and Mr.