• Halloween-themed movies will be shown Saturday at the Historic Palace Theatre on Main St. “Hotel Transylvania” is up first, at 1 p.m.; admission costs $5. The “Rocky Horror Picture Show” will be shown at 10 p.m.; admission costs $10. Shows continue Sunday through Tuesday; for screen times, go to www.lockportpalacetheatre.org.
• “Happy House” will be open Lockport Family YMCA, 19 East Ave. This is a kid-friendly alternative to scary Halloween events. Hours are 5 to 8 p.m. Friday, 9 a.m. to noon Saturday, and 6 to 8 p.m. Monday and Tuesday. Admission is $1 per child.
• Lockport Haunted Cave is open through Tuesday, at 5 Gooding St. For more information, call 434-CAVE or visit www.lockporthauntedcave.com.
• Lockport Main Street Inc.’s annual pumpkin decorating contest is ongoing through Friday. Students have decorated more than 300 pumpkins for public judging. Visitors can cast votes for their favorites. Two grand-prize winners, a girl and a boy, each will receive a new bicycle and helmet donated by Niagara County Sheriff James Voutour.
•The Frontier Volunteer Fire Co. will host a free Halloween Haunted Safe-House from 4 to 8 p.m. Wednesday at 2179 River Road. There will be a puppet show, treats and possibly a few tricks.
•Third Presbyterian Church, 110 Felton St., North Tonawanda, will host a Halloween Party Friday for youth and adults. Call 693-8080.
• Payne Ave. Christian Church at 1459 Payne Ave., North Tonawanda, will hold at free family movie night at 6 p.m. Monday featuring “Monster’s Inc.” Also free popcorn and prizes for best costumes! Children must be accompanied by an adult. Call 693-8685.
• There will be a “trunk or treat” event for children through to the 6th grade from 6 to 8 p.m. Wednesday at Grace Baptist Church, 2525 Eggert Rd., Tonawanda, billed as a “safe family-friendly event for children to experience the fun, the imagination and candy of Halloween.”