Halloween Trick-or-Treat, Downtown Casper The Halloween Trick or Treat is scheduled for Saturday, October 29th from 10 am to 12pm in downtown Casper along 2nd Street. Halloween Trick-or-Treat, Downtown Ca... Set a Reminder Enter your email address below to receive a reminder message. Email address Select the amount of Days before the event -- Select Days Before Event -- 1 Day 2 Days 3 Days 1 Week Submit Date and Time Saturday Oct 29, 2022 10:00 AM - 12:00 PM MDT Set a Reminder Enter your email address below to receive a reminder message. Email address Select the amount of Days before the event -- Select Days Before Event -- 1 Day 2 Days 3 Days 1 Week Submit Share × Print Email Add to Calendar Facebook Twitter LinkedIn Tell a Friend × Select Calendar Type × Google Yahoo iCal (Outlook, Apple, or other)