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Ruth Underwood

Acting
Updated: Apr 11, 2026
18Total Films
8.6 Highest Rated
Born: May 23, 1946
Birth Place: Ithaca, New York, United States

About Ruth Underwood

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.

Ruth Underwood Movies & Career Overview

The filmography of Ruth Underwood reflects a career marked by diverse experimentation. Across 18 major appearances, the actor has built a reputation through performances in multiple genres and storytelling styles.

Dominant Genre

A large portion of Ruth Underwood's work falls within the Music genre, where audiences tend to respond most strongly to their on-screen presence.

Success Ratio

Approximately 44% of Ruth Underwood's films maintain ratings above 6.5, indicating a consistent level of audience approval.

One of the most highly rated entries in their career remains Classic Albums: Frank Zappa & The Mothers Of Invention - Freak Out!, which stands out as a key performance.

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Best Ruth Underwood Movies Ranked

Must-watch hits from Ruth Underwood's career based on audience ratings.

Full Filmography

Every movie Ruth Underwood has appeared in, with audience ratings and verdicts.

Ruth Underwood - Frequently Asked Questions

What is the best movie of Ruth Underwood?

According to audience ratings, the best movie starring Ruth Underwood is "Classic Albums: Frank Zappa & The Mothers Of Invention - Freak Out!" with a rating of 8.6/10.

How many movies has Ruth Underwood acted in?

Ruth Underwood has been featured in at least 18 major films throughout their career.

What are some other popular movies by Ruth Underwood?

Other notable films include "Frank Zappa: A Token of His Extreme", "The True Story of Frank Zappa's 200 Motels", and "Eat That Question: Frank Zappa in His Own Words".

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