
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.

God Bless America
2012 · as Stan Kurtz

Statical Planets
1997 · as King & The Frank Army

This Is MST3K
1992 · as Self

Monty Python's Best Bits Celebrated
2021 · as Self

RiffTrax Live: Day of the Shorts: SF Sketchfest 2019
2019 · as Self

Margot Rourke & The Boys Club
2013 · as Peppers Fontaine

RiffTrax Live: MST3K Reunion
2016 · as Self

Poopie!
1995

Cinematic Titanic: Rattlers
2012 · as Self

Cinematic Titanic: Blood of the Vampires
2009 · as Self

Darkstar: Terror at the Edge of Time
2010 · as Alan Burk / Voice of SIMON

Cinematic Titanic: Legacy of Blood
2008 · as Self

Cinematic Titanic: Frankenstein's Castle of Freaks
2008 · as Himself

Cinematic Titanic: Danger on Tiki Island
2010 · as Self

Cinematic Titanic: The Astral Factor
2016 · as Frank Conniff

The Frank
2014 · as Frank

Cinematic Titanic: The Oozing Skull
2007 · as Self

Cinematic Titanic: Santa Claus Conquers the Martians
2008 · as Himself