Michael J. Fox and the rest of the 'Back to the Future' cast reunite at Fan Expo in Boston

BOSTON, Massachusetts -- Michael J. Fox and the cast of "Back to the Future" reunited at the Fan Expo in Boston over the weekend.

Fox posted a photo on his Instagram account with the caption, "Back in 2018, even Biff made it."

The picture shows Fox with Thomas Wilson, Christopher Lloyd and Lea Thompson.

The cast held a panel discussion and signed autographs for fans.
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