The husband and wife team behind 'The Fall Guy' reveal how their own love affair inspired stars Emily Blunt and Ryan Gosling

Eric Laciste/Universal Pictures

• "The Fall Guy" director David Leitch and producer Kelly McCormick are a Hollywood power couple behind the scenes.
• The ex-stuntman and producer related to the story, about a stuntman working with his former flame.
• "A lot of the truth is stranger than fiction; people have romances on sets and fall in love," Leitch told BI.

David Leitch and his wife and producing partner Kelly McCormick aren't household names...