- The 1931 version of Frankenstein was directed by James Whale.
- Frankenstein was played by Boris Karloff and, despite the rumours, it was NOT his first movie role. Karloff had stared in hundreds of films and had been a silent screen actor since the 1920's. He had made / been in 50 films before Frankenstein made him a star.
- Also, despite popular belief, the 1931 production of Frankenstein was NOT the first telling of the story by the movie industry. In 1910, there was a 10 minute long version of Frankenstein and there was another version in 1915 called Life Without Soul.
- "Castle Thunder" - a thunderclap originally recorded for the 1931 film Frankenstein has been featured in countless films and TV shows. The famous sound effect can also be heard every day at Disneyland and Walt Disney World, in the Haunted Mansion.
- Colin Clive created life in "Frankenstein", but he himself only lived another 6 years and died in 1937 at age 37.
- The little girl who was thrown into the river in Frankenstein lived the longest of all the cast. Marilyn Harris was 75 upon her death in 1999.