Newark, NJ to Harriman, TN buses and trains from $53

Here are some trips other travelers have found on Routefriend.
$53
13h 25m
1 stop
BoltBus Megabus
$110
12h 10m
1 stop
Amtrak Megabus
$115
12h 34m
2 stops
NJTransit GotoBus
$138
11h 58m
1 stop
Amtrak GotoBus