Watch Say It Isn't So (2001) Online

Boy meets girl; 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. Read More

Watch Say It Isn't So online. Featuring Chris Klein and Heather Graham, Say It Isn't So is classified as Comedy and Romance genre movie with an average rating across the web of 4.8. It is available for streaming online in the UK on 7 services such as Apple iTunes and Microsoft Store. The movie was filmed in United States of America and was released on 2001. Say It Isn't So was directed by Bobby Farrelly,Peter Farrelly,J.B. Rogers. Read Less