Comtra Theatre, Route 19 in Cranberry Township, presents “Nunset Boulevard,” the ninth sequel in the “Nunsense” series, through June 8. Curtain is at 7:30 p.m. Fridays and Saturdays. Tickets are $15. Call 724-591-8727 or visit www.comtraplayers.com.

The Red Barn Players will open their 59th season with the stage adaptation of the Jules Verne novel “Around the World in 80 Days.” This family friendly comedy will run for eight performances beginning Friday. Performances are set for 8 p.m. Friday and Saturday, and June 6 to 8 and 13 to 15 at the Red Barn Theatre on Ellwood-Zelienople Road, Franklin Township, Beaver County. Tickets are $12 for plays and $15 for musicals. Reservations can be made by calling 724-773-7150.New Castle Playhouse, 212 E. Long Ave., New Castle, is presenting the comedy “Boeing Boeing” from Friday through June 16. Show times are at 7:30 p.m. Fridays and Saturdays and at 2 p.m. Sundays. Tickets are $12. Call 724-654-3437.

Pittsburgh CLO begins the summer season with “42nd Street” running Friday through June 9 at the Benedum Center, 719 Liberty Ave. Call 412-281-2822 or visit pittsburghCLO.org.“Side By Side By Sondheim” goes on through Aug. 18 at the Cabaret at Theater Square, 655 Penn Ave. Shows are at 7:30 p.m. Wednesdays through Saturdays and 2 p.m. Saturdays and Sundays, along with some 1 p.m. Thursday shows, with some exceptions. Tickets are $34.75 to $44.75 and available by calling 412-456-6666 or visiting CLOCabaret.com.