Williams: I Almost Talked Myself Out of 'Marilyn'

Michelle Williams has received glowing praise for her portrayal of the late Marilyn Monroe in a soon-to-be released biopic, but as the actress tells Ellen DeGeneres, the role was so intimidating, she nearly dropped out of the film halfway through.

MORE: Michelle Williams Sizzles as Marilyn [Trailer]

"It was just so daunting," said Williams of stepping into the icon's shoes. "I grew up with a picture of her in my bedroom."

After accepting the part, she shamefully admits she "spent the next 6 months trying to talk [her]self out of it."

MORE: Michelle Williams Walks the Gauntlet as Monroe

Watch for more on Michelle's road to My Week with Marilyn.

Don't miss the full interview on Friday's Ellen. Check your local listings.