Dennis was born on January 20th, 1944 to Gilbert (Virginia) Martin and Fern (George) Kenny. Upon graduating from Oshkosh High School in 1962 he joined the Navy.

The weekend of Father’s Day 1969, Dennis Martin was in the Great Smoky Mountains National Park on a trip with a group, which included his father, grandfather, and 9-year-old brother, the case ...

Dennis was born on January 20th, 1944 to Gilbert (Virginia) Martin and Fern (George) Kenny. Upon graduating from Oshkosh High School in 1962 he joined the Navy.

In 1969, a family camping trip in Great Smoky Mountains National Park turned horrifying when 6-year-old Dennis Martin vanished without a trace. This episode of The Vanished explores this haunting ...