
Acting · 69 years old
New York City, New York
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.

The Bateman Lectures on Depression

RiffTrax Live: MST3K Reunion
Self

The Mads are Back
Himself

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

Cinematic Titanic: The Wasp Woman
Self

Cinematic Titanic: Danger on Tiki Island
Self

Cinematic Titanic: Santa Claus Conquers the Martians
Himself

Cinematic Titanic: Frankenstein's Castle of Freaks
Himself

Sabrina, the Teenage Witch
Prince Randy

Sabrina, the Teenage Witch
Big Rudy

Mystery Science Theater 3000
TV's Frank

God Bless America
Stan Kurtz

Cinematic Titanic: The Oozing Skull
Self

Cinematic Titanic: Doomsday Machine
Self

Cinematic Titanic: The Alien Factor
Himself

Cinematic Titanic: War of the Insects
Self

Hidden America with Jonah Ray
Self

Cinematic Titanic: Blood of the Vampires
Self

Cinematic Titanic: East Meets Watts
Self

Cinematic Titanic: Rattlers
Self

Cocktails & Dreams
Writer

RiffTrax Live: MST3K Reunion
Writer

The Mads are Back
Writer

RiffTrax Live: Day of the Shorts: SF Sketchfest 2019
Writer

Invader ZIM
Writer

Cinematic Titanic: Danger on Tiki Island
Writer

Cinematic Titanic: The Wasp Woman
Writer

Cinematic Titanic: Santa Claus Conquers the Martians
Writer

Cinematic Titanic: Frankenstein's Castle of Freaks
Writer

RiffTrax Live: Summer Shorts Beach Party
Writer

Sabrina, the Teenage Witch
Writer

Mystery Science Theater 3000
Writer