Missing Persons Unit is a 2006 English-language Crime series. How do investigators find missing persons? Watch dramatizations mixed with interviews of actual law officers to find out how some of the most complex cases have been pursued. Missing persons unit features George Deuchar, Sam Fontana, Neal Mcneil, P.j. Megaw, Tony Parker, Chad Ridgely and Duke Stokes. How do investigators find missing persons? Watch dramatizations mixed with interviews of actual law officers to find out how some of the most complex cases have been pursued.