Today's Mystery: A man is killed after announcing to his children that he is going to change his will. Original Radio Broadcast Date: October 5, 1949 Originating from New York City Starring: Karl Swenson as Mister Chameleon; Frank Butler as Sergeant Dave Arnold Support the show monthly at https://patreon.greatdetectives.net Patreon Supporter of the Day: Lisa, Patreon Supporter since April of 2016 Support the show on a one-time basis at http://support.greatdetectives.net. Mail a donation to: Adam Graham, PO Box 15913, Boise, Idaho 83715 Take the listener survey at http://survey.greatdetectives.net Give us a call at 208-991-4783 Follow us on Instagram at http://instagram.com/greatdetectives Follow us on Twitter @radiodetectives