Ruth Underwood

Actor

Born: May 23, 1946 (age 80)
From: Ithaca, New York, United States

Ruth Underwood (born Ruth Komanoff; May 23, 1946) is an American musician best known for playing xylophone, marimba, vibraphone, and other percussion instruments for Frank Zappa and his band The Mothers of Invention. She played for Zappa from 1968 until his death. She married fellow Zappa musician Ian Underwood.

Filmography (18)

Frank Zappa: Cheaper Than Cheep (2025)
Self (percussion)
Classic Albums: Frank Zappa & The Mothers Of Invention - Freak Out! (2021)
Self
Zappa (2020)
Self - Played with Zappa 1967-1976
Eat That Question: Frank Zappa in His Own Words (2016)
Self (archive footage)
Frank Zappa & The Mothers: Roxy: The Movie (2015)
Herself
Cheepnis (2014)
Herself
Frank Zappa: A Token Of His Extreme (2013)
Herself
The Drummers of Frank Zappa Roundtable Discussion and Performance
The Drummers of Frank Zappa Roundtable Discussion and Performance (2010)
Self
Frank Zappa: The Broadcast Archives (2008)
Self
Classic Albums: Frank Zappa - Apostrophe (') Over-Nite Sensation (2007)
Self
Frank Zappa: Roxy, 1973 (2007)
Frank Zappa: A Token of His Extreme (2005)
Herself
An American Dissident: un tributo a Frank Zappa
An American Dissident: un tributo a Frank Zappa (1994)
Self (archive footage)
The True Story of Frank Zappa's 200 Motels (1988)
Self (archive footage)
Video from Hell (1987)
Self
Frank Zappa: The Dub Room Special! (1982)
Self
Frank Zappa: Opopoppa Stockholm, Sweden (1973)
200 Motels (1971)
Fake Drummer