Disney World announces new after-hours 'BOO BASH' Halloween event By FOX 35 News Staff Published ORLANDO, Fla. - Halloween is back at Walt Disney World! "Disney After Hours BOO BASH" will take place on select nights, Aug. 10 – Oct. 31 at the Magic Kingdom. The event will kick off once the park closes and will run from 9 p.m. to midnight. "Spooky festivities will include Halloween-themed cavalcades, character sightings throughout the park, special performances by the Cadaver Dans, décor, lighting, music, treat stops with plenty of candy and so much more!" Disney Parks Blog reports. Guests attending the BOO Bash will be allowed in the park as early as 7 p.m. so they can enjoy some of the rides ahead of the event at no extra charge.