Pakistan, Sept. 26 -- Anne Hathaway was more than happy to keep this spicy scene. So, when the actress took on the role of best-selling novelist Verity Crawford in the upcoming film Verity, premiering Oct. 2, she knew some details simply couldn't be changed from the Colleen Hoover novel.

"There're certain things, like, Verity can be a brunette, but we can't mess up the headboard bit," Hathaway-who is also a producer-exclusively told E! News' Will Marfuggi in a joint interview with costars Dakota Johnson and Josh Hartnett. "We have to get that right, because it's too specific and unusual."

Simply put, "If we're gonna make this movie, we have to get a detail like that right."

The psychological romantic thriller follows Lowen Ashleigh as ...