Katherine Mallen Kupferer photo

Katherine Mallen Kupferer

Acting
Born to theatrical parents, Katherine Mallen Kupferer made her professional stage debut in Chicago Shakespeare Theater's acclaimed production of Gypsy and her major motion picture debut in Steve McQueen's Widows. Most recently, she can be seen as Gretchen in Lionsgate's long-anticipated film adaptation of Judy Blume's beloved classic Are You There God, It's Me, Margaret.
Known For 6 titles
Widows (2018) subtitle poster
Widows
2018 Movie
as Gun Daughter
Subtitles
Are You There God? It's Me, Margaret. (2023) subtitle poster
Are You There God? It's Me, Margaret.
2023 Movie
as Gretchen Potter
Subtitles
Mouse (2026) subtitle poster
Mouse
2026 Movie
as Minnie Dunn
Subtitles
Ghostlight (2024) subtitle poster
Ghostlight
2024 Movie
as Daisy
Subtitles
Fools (2016) subtitle poster
Fools
2016 Movie
as Vera’s daughter
Subtitles
They Rescue Horses, Don’t They? (2025) subtitle poster
They Rescue Horses, Don’t They?
2025 Movie
as Aubrey
Subtitles