An impromptu goodbye party for Professor John Oldman becomes a mysterious interrogation after the retiring scholar reveals to his colleagues he never ages and has walked the earth for 14,000 years.
14,000 year-old "Man from Earth" John Oldman, now teaching in northern California, realizes that not only is he finally starting to age, but four students have discovered his deepest secret, putting his life in grave danger and potentially destroying the world's most popular religion.
After the disappearance of a young scientist on a business trip, his son and wife struggle to cope, only to make a bizarre discovery years later - one that may bring him home.
The year is 1890 and Bible professor Russell Carlisle has written a new manuscript entitled "The Changing Times". His colleague, Dr. Norris Anderson, believes that what Carlisle has written could greatly affect the future of coming generations and, using his secret time machine, Anderson sends Carlisle over 100 years into the future, offering him a glimpse of where his beliefs will lead.