April 30th
- 1797 – Mary Shelley was born.
- 1949 – Brian Yuzna was born.
- 1960 – Mill of the Stone Women went to theaters (Italy).
- 1966 – Dark Shadows, Episode 47 first aired on television.
- 1972 – The Last House on the Left went to theaters.
- 1979 – Gertrude Chandler Warner died, age 89.
- 1991 – Child's Play 3 went to theaters.
- 2009 – Frenzy first aired on television.