Recently:

Played Jane Austen’s bratty teenage niece/rival/protégé in a staged reading of Sara Rose Kearns’ new play The Austens, directed by Andrus Nichols at Symphony Space on January 3rd, 2026.

Participated in a workshop of new folk-punk musical The ENC, by Matthew Freeman with music by Sean Bonnette, on Governor’s Island in the summer of 2025.

Colleen played Helena/Snug/Cobweb in Red Bull’s Spring 2025 production of A Midsummer Night’s Dream directed by Kea Trevett.

Colleen appeared in MJ Kaufman’s new play Fireside Dances directed by Aya Ogawa for the 3rd Annual Breaking the Binary Festival at Playwrights Horizons on October 24th 2025 (Playbill press release.).

Colleen played Tanner opposite Tony nominee Betsy Aidem in Matthew Freeman’s world premiere two-hander play The Ask, directed by Jessi D. Hill at wild project from Sept. 6-28, 2025. A TimeOut New York Critics Pick and New York Magazine/Vulture Recommended Pick of the Week.

“On These Smaller Stages, Mighty Messages… a bracing reminder of how exhilarating a show can be when it connects one person — onstage, in the audience — with the world… Aidem and Litchfield make two absorbing combatants.”
— Elisabeth Vincentelli, The New York Times

Colleen made their Broadway debut as Hanna in the original Broadway cast of Tom Stoppard’s Leopoldstadt, directed by Patrick Marber at the Longacre Theatre — playing the character as she ages from 18 through 61 over the course of the story. The production took home the 2023 Tony Awards for Best Play, Best Direction, Best Supporting Actor, and Best Costume Design.

Colleen made her TV debut in a recurring role opposite Tom Holland in The Crowded Room on Apple TV+ June & July 2023.