The Decepticons' tampering on the island creates openings to other times, allowing all sorts of things from various times to arrive in the present. The Autobots race to reverse this before it's too late and to stop the Decepticon plot. But in the end, their best hope may be the Dinobots.
Casts:
Peter Cullen, Frank Welker, Richard Gautier, Jack Angel, Susan Blu, Corey Burton, David Mendenhall, Victor Caroli, Stan Jones, John Stephenson, Dan Gilvezan, Michael Bell, Neil Ross, Steve Bulen, John Moschitta Jr., Johnny Haymer, Jered Barclay, Stan Jones, Stephen Keener, Christopher Collins