Denise Nickerson
Acting
Denise Nickerson (April 1, 1957-July 10, 2019) was an American former actress best known for her roles as the gum-chewing Violet Beauregarde in the 1971 movie Willy Wonka & the Chocolate Factory as well as Amy Jennings and Nora Collins in the soap opera Dark Shadows. Description above from the Wikipedia article Denise Nickerson, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Howard
Shirley (archive footage)
Celluloid Bloodbath
Self
Dark Shadows: The Haunting of Collinwood
Amy Jennings (archive footage)
Pure Imagination: The Story of 'Willy Wonka & the Chocolate Factory'
Self
The Koozebanian
Kana Nelson
Zero to Sixty
'Larry' Wilde
Child of Glass
Connie Sue Armsworth
The Dark Side of Innocence
Gabriela Hancock
Smile
Shirley
The Man Who Could Talk to Kids
Dena Pingitore
Willy Wonka & the Chocolate Factory
Violet Beauregarde
The Neon Ceiling
Paula Miller