That was Dreyfuss's real hair!!!
I thought it was a wig or hair extensions, but I've just bought a "hello" mag off ebay, circa 1991, and it clearly states in it that he grew his hair long for the role.
shareAnd his hair dresser was especially noted... in a box.
~If you say "I had everything under control" one more time I'm going to slap you with my guitar.~