Production
Adelaide Gail Zappa (née Sloatman; January 1, 1945 – October 7, 2015) was the wife of musician and composer Frank Zappa and the trustee of the Zappa Family Trust. They met in Los Angeles in 1966 and married while she was pregnant with their first child, Moon, followed by Dweezil, Ahmet and Diva. In 2002, Gail Zappa founded the Zappa Family Trust, a holder of the title and copyright to Frank Zappa's musical and artistic products, as well as his commercial image. In 2015, the Trust was given to her son Ahmet shortly before she died of lung cancer.

Zappa
as Self - Frank Zappa's Wife

Eat That Question: Frank Zappa in His Own Words
as Self (archive footage)
Stupor Mundi: Livre 2, Les Hommes qui mangèrent la montagne
as Self
Stupor Mundi: Livre 1, Rituel de décapitation du pape
as Self

Frank Zappa & The Mothers: Roxy: The Movie
as Herself

Frank Zappa – Summer '82: When Zappa Came to Sicily
as Herself

Classic Albums: Frank Zappa - Apostrophe (') Over-Nite Sensation
as Self

Derailroaded
as Self
Frank Zappa: Phase II - The Big Note
as Self
Frank Zappa: The Present-Day Composer Refuses To Die
as Self