Acting

Ruth Underwood

Born: May 23, 1946 (age 80)
Birthplace: Ithaca, New York, United States
Credits: 19 titles

Biography

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.

Latest project Best work, ranked IMDb

Signature work

Known For

Zappa

2020

200 Motels

1971

Frank Zappa: Opopoppa Stockholm, Sweden

1973

Frank Zappa: Roxy, 1973

2007

Frank Zappa: Cheaper Than Cheep

2025

Acting credits 19

Year	Title	Role
2025	Frank Zappa: Cheaper Than Cheep Film	Self (percussion)
2021	Classic Albums: Frank Zappa & The Mothers Of Invention - Freak Out! Film	Self
2020	Zappa Film	Self - Played with Zappa 1967-1976
2016	Eat That Question: Frank Zappa in His Own Words Film	Self (archive footage)
2015	Frank Zappa & The Mothers: Roxy: The Movie Film	Herself
2014	Cheepnis Film	Herself
2013	Frank Zappa: A Token Of His Extreme Film	Herself
2010	The Drummers of Frank Zappa Roundtable Discussion and Performance Film	Self
2008	Frank Zappa: The Broadcast Archives Film	Self
2007	Classic Albums: Frank Zappa - Apostrophe (') Over-Nite Sensation Film	Self
2007	Frank Zappa: Roxy, 1973 Film
2005	Frank Zappa: A Token of His Extreme Film	Herself
1997	Classic Albums TV	Self (2 ep)
1994	An American Dissident: un tributo a Frank Zappa Film	Self (archive footage)
1988	The True Story of Frank Zappa's 200 Motels Film	Self (archive footage)
1987	Video from Hell Film	Self
1982	Frank Zappa: The Dub Room Special! Film	Self
1973	Frank Zappa: Opopoppa Stockholm, Sweden Film
1971	200 Motels Film	Fake Drummer