[5][6] She appeared in productions of Three Sisters by Anton Chekhov, The Glass Menagerie by Tennessee Williams, and Danny and the Deep Blue Sea by John Patrick Shanley.

That same year, Cowan played a supporting role of Kathy Barnes in the action comedy horror Willy's Wonderland [13] acting alongside Nicolas Cage in an ensemble of teen actors.

[16] The film, which also includes Kevin Dillon, Lin Shaye, and Johnathon Schaech in the cast, was the directorial debut of actor Sean Patrick Flannery.

[20] In 2023, Cowan appeared in a supporting role as Farrah Lee in the biographical musical drama, Spinning Gold,[21] and in a supporting role as Felicity in the science fiction thriller, Divinity, directed by Eddie Alcazar and produced by Steven Soderbergh[22] which premiered on opening night at Screamfest Horror Film Festival[23] and was in competition at Sundance Film Festival.

[25] Cowan was cast as Christina Christmas in the movie Holiday Twist, directed by Stephanie Garvin,[26] which was released in December 2023.