Pittsburgh International Children's Theater presents Theatreworks USA's “Peter Pan” at 2 p.m. Sunday at Seneca Valley Intermediate School, 124 Seneca School Road, Jackson Township. The 60-minute play is recommended for children ages 3 to 10. Tickets are $9.50 in advance or $11 at the door. Call 412-456-6666.

Comtra Theatre, Route 19, Cranberry Township, presents “Monty Python's Spamalot” through Nov. 9. Curtain is 7:30 p.m. Fridays and Saturdays. Tickets are $15. Call 724-591-8727 or visit comtraplayers.com.

New Castle Playhouse, 212 E. Long Ave., New Castle, is presenting the musical “Tick, Tick ... Boom!” Friday through Nov. 3. Show times are 7:30 p.m. Fridays and Saturdays and 2 p.m. Sundays. Tickets are $12. Call 724-654-3437.

Point Park University Conservatory Theatre Company presents “Oklahoma!” through Sunday in the Rockwell Theatre at the Pittsburgh Playhouse, 222 Craft Ave. Call 412-392-8000.Pittsburgh Public Theater’s Masterpiece season begins with “Our Town” running through Sunday at the O’Reilly Theater, 621 Penn Ave. For tickets, call 412-316-1600 or visit ppt.org.