ActorsNET presents “Spider’s Web,” which is London’s second longest-running murder mystery, at the Heritage Center Theater in Morrisville, Pa., January 31-February 16. The action focuses around an English diplomat’s wife who discovers a dead body in the drawing room, at a most inconvenient time. The theater is at 635 N. Delmorr Avenue (Route 32), near the Calhoun Street Bridge.  Show times are Fridays and Saturdays at 8 p.m. and Sundays at 2 p.m. Tickets are $18-$22. Call (215) 295-3694 or email actorsnet@aol.com.