Say It Isn't So (2001)

1h 35m | R | Comedy

Watch Say It Isn't So full movie.

Director: James Rogers

Cast: Chris Klein, Heather Graham, Orlando Jones, Sally Field, Richard Jenkins, John Rothman, Jack Plotnick, Eddie Cibrian, Mark Pellegrino, Brent Hinkley, Henry Cho

Boy (Chris Klein) meets girl (Heather Graham) ; boy falls in love (and had wild, non-stop sex) with girl; boy loses girl... when they discover they are brother and sister! But when he learns that he's the victim of the ultimate case of mistaken identity, the lovesick young man -- whom everyone still thinks is after some taboo thrills -- must race across the country to stop her from marrying another man.

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