While at the Brown house, Doc's hair cutting invention wreaks havoc on Marty's hair. Marty and boys go to find Doc, who is with Clara at the 1904 World's Fair, to fix this mess. But Marty then gets put in a side show by P.T. Tannen.
Elenco:
Mary Steenburgen
,
David Kaufman
,
Dan Castellaneta
,
Josh Keaton
,
Thomas F. Wilson
,
Danny Mann
,
Bill Nye
,
Christopher Lloyd
,
Catherine Cavadini
,
Tom Wilson
.
