
Mouse
2026
New
Actor · born 23 November 2007 · Chicago, Illinois, USA
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.
Where to start: Are You There God? It's Me, Margaret. (2023).
By viewer score, Are You There God? It's Me, Margaret. (2023) at 7.1/10.
Widows, Are You There God? It's Me, Margaret., Ghostlight.
5 films on TMDB, 5 as actor.