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Say It Isn't So

4.820011h 35mRMovieComedyRomance

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…

DirectorJ.B. Rogers
WritersGerry Swallow·Peter Gaulke
ProducersPeter Farrelly·Bradley Thomas

Where to watch

Availability shown for United States · rights vary by country

Cast · Directed by J.B. Rogers

CKChris Klein
Chris Klein
Gilbert Noble
HGHeather Graham
Heather Graham
Josephine Wingfield
OJOrlando Jones
Orlando Jones
Dig McCaffrey
SFSally Field
Sally Field
Valdine Wingfield
RJRichard Jenkins
Richard Jenkins
Walter Wingfield
JRJohn Rothman
John Rothman
Larry Falwell
JPJack Plotnick
Jack Plotnick
Leon Pitofsky
ECEddie Cibrian
Eddie Cibrian
Jack Mitchelson
MPMark Pellegrino
Mark Pellegrino
Jimmy Mitchelson
BHBrent Hinkley
Brent Hinkley
Streak
HCHenry Cho
Henry Cho
Freddy
RRRichard Riehle
Richard Riehle
Sheriff Merle Hobbs

More from Chris Klein · Lead actor

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See all fromChris Klein

More from Heather Graham · Co-star actress

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Arrested Development
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See all fromHeather Graham

More from J.B. Rogers · Director

Green Book
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2018 · 8.2
American Pie
American Pie
1999 · 6.6
Dumb and Dumber
Dumb and Dumber
1994 · 6.7
Balls Up
Balls Up
2026 · 5.8
American Pie 2
American Pie 2
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There's Something About Mary
There's Something About Mary
1998 · 6.6
Dumb and Dumber To
Dumb and Dumber To
2014 · 5.6
Ricky Stanicky
Ricky Stanicky
2024 · 6.5
Blockers
Blockers
2018 · 6.3
Hall Pass
Hall Pass
2011 · 5.8
See all fromJ.B. Rogers

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Say It Isn't So — streaming FAQ

Which OTT platform streams Say It Isn't So?

Say It Isn't So isn't on any subscription service in United States right now, but you can rent or buy it on Amazon Video, Apple TV Store and Google Play Movies. It's not on Netflix.

Is Say It Isn't So on Netflix?

No, Say It Isn't So is not on Netflix in United States as of September 2026. You can rent or buy it on Amazon Video and Apple TV Store.

Is Say It Isn't So on Amazon Prime Video?

Say It Isn't So isn't included with a Prime Video subscription in United States, but you can rent or buy it on Amazon Video.

Where can I watch Say It Isn't So for free?

Say It Isn't So isn't available free in United States; you can only rent or buy it on Amazon Video and Apple TV Store.