Scooby-Doo! Mystery Incorporated

Escape from Mystery Manor (1x17)

Air date: May 24, 2011

When the gang goes on a quest to find out what happened to the original Mystery Incorporated group on their last case of the 75 year old disappearance of the Darrow Family and their mansion, they find themselves trapped in the underground Darrow Mansion, which has been booby trapped. Will the gang solve the mystery and escape with their lives?