With the film being popular for steamy romantic scenes, lead actress Dakota Johnson revealed in her most recent interview that filming such are not easy.

"Yeah. I'm doing one today. [laughs] It's not ... comfortable," the 26-year-old star shared in the latest issue of the "Interview" magazine as she described the "crazy" s** scenes. "It's pretty tedious."

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The actress, who plays the love interest of Jamie Dornan's Christian Grey, Anastasia "Ana" Steele, also narrated that she did the scenes for seven hours straight.

"Well, we're not having actual s**," the Miss Golden Globe 2006 stated about the highly-anticipated "Fifty Shades Darker" film. "But I've been simulating sex for seven hours straight right now, and I'm over it.

With how hot such scenes are, she was then asked about his father's opinion of her doing the intimate scenes for her upcoming project and if he ever watched. Dakota Johnson is the daughter of "Miami Vice" actor Don Johnson and "Working Girl" actress Melanie Griffith.

"No! God, no," she told the magazine's Chrissie Hynde, adding that he knows about them, though. "Thank God."

Amid the filming of the adult scenes for her upcoming movie with Jamie Dornan, she, however, pointed out that she is doing well.

"I'm good! I'm in the middle of a day of work in Vancouver," the "Fifty Shades Darker" star dished. "I'm filming the next two installments of the Fifty Shades movies back-to-back. "

In the meantime, the actress also shared some latest updates about her parents, particularly about her mother.

"She's good. She's in LA," she said. "My little sister just came to visit me for the weekend, which was cute."

Catch Dakota Johnson and Jamie Dornan in "Fifty Shades Darker" in 2017.

TagsFifty Shades Darker, Dakota Johnson, Jamie Dornan