The 39 Steps. Denver Center for the Performing Arts, Arapahoe and Speer, Denver, 303-893-4100. Through Nov. 14.
Doubt — Presented by Boulder Ensemble Theatre Co. The Dairy Center for the Arts, 2590 Walnut St., Boulder, 303-440-7826. Through Oct. 23.
Joseph & The Amazing Technicolor Dreamcoat. Jester’s Dinner Theatre, 224 Main St., Longmont, 303-682-9980. Through Oct. 24.