Major Barbara--at the Loeb Theater, Brattle St., through Saturday, Friday at 8, Saturday at 5 and 9.
One Act Plays by O'Neill and Wilder--at the Loeb Experimental Theater, Thursday through Saturday at 8. Free.
Twelfth Night--at the Spingold Theater, Brandeis campus in Waltham. Friday at 8, Saturday at 5 and 9, Sunday at 2 and 7.
The Next Move Theater Company--Friday at Waterfront Park, Boston, at 8. Free.
The Rivals--At the Publick Theater, 1175 Soldiers Field Road, Allston. At 8, and bring something to sit on.
The Subject was Roses--at the Hasty Pudding, Holyoke St., Friday and Saturday at 8, Sunday at 7:30.
Rondolet: Scenes of Seduction--at the Boston Repertory Theater, One Boylston Place, at 8.
The Decline and Fall of the Entire World As Seen Through the Eyes of Cole Porter--Stage 3 of the Charles Playhouse, 76 Warrenton St., Boston. Friday and Saturday at 7, 9:30, Sunday at 3, 7:30. You're a Good Man, Charlie Brown--Charles Cabaret, 76 Warrenton St., Friday at 8, Saturday and Sunday at 2, 4.
The Marlowe Show--Suffolk Theater, 41 Temple St., Boston. At 8, and this one is about the Elizabethan playwright, not the Bogie detective.