Ralph Humphrey
Acting
Known for
2020Zappa
Self (archive footage)
2016Eat That Question: Frank Zappa in His Own Words
Self (archive footage)
2015Frank Zappa & The Mothers: Roxy: The Movie
Himself
2014Cheepnis
Himself
2007Classic Albums: Frank Zappa - Apostrophe (') Over-Nite Sensation
Self
2007Frank Zappa: Roxy, 1973
1973Frank Zappa: Opopoppa Stockholm, Sweden