★ 7.8 
Acting
Frank Conniff
Frank Conniff is best known for Sabrina, the Teenage Witch, Invader ZIM, Mystery Science Theater 3000 and 101 Dalmatians: The Series. Frank Conniff was born on August 30, 1956. Frank Conniff is 70 years old (born August 30, 1956).
- Born
- August 30, 1956 (70 years old)
- Place of birth
- New York City, New York
Biography
Frank Conniff Jr. (born August 30, 1956) is an American writer, actor, comedian and producer, best known for his portrayal of TV's Frank on Mystery Science Theater 3000 (MST3K). He is the son of journalist and editor Frank Conniff.
Known for
Filmography
- 2026Mystery Science Theater 3000: The RiffTrax ExperimentsTV's Frank
- 2020The Mads are BackHimself
- 2016Hidden America with Jonah RaySelf
- 2007Cinematic TitanicFrank Conniff
- 2002O2Be
- 2001Invader ZIMWriter
- 1997Make Me LaughComedian
- 1997101 Dalmatians: The SeriesWriter
- 1996Sabrina, the Teenage WitchPrince Randy
- 1989Mystery Science Theater 3000TV's Frank
Frequently asked questions
What movies and shows has Frank Conniff been in?
Frank Conniff is best known for Sabrina, the Teenage Witch, Invader ZIM, Mystery Science Theater 3000 and 101 Dalmatians: The Series.
When was Frank Conniff born?
Frank Conniff was born on August 30, 1956. (New York City, New York)
How old is Frank Conniff?
Frank Conniff is 70 years old (born August 30, 1956).
Updated: October 27, 2026 ·