Sophia Lillis

Sophia Lillis stars as Riley in Data off Broadway at the Lucille Lortel Theatre from January 9, 2026.

Lillis has appeared in stage shows including Shakespeare's A Midsummer Night's Dream, directed by Julie Taymor and filmed for future release, and a Washington, D.C. production of Will Arbery's Heroes of the Fourth Turning.

She is best known, however, for playing Beverly Marsh in the It films and the lead role of Sydney Novak in Netflix's I Am Not Okay With This.