As Anastasia Steele would say, "Oh my!" The Ffity Shades of Grey movie was thrown into crisis last week when leading man Charlie Hunnam abruptly announced he was leaving the production three weeks before filming was scheduled to begin. Reps cited "scheduling conflicts," but the inside story is much darker, according to an in-depth investigation in the October 25 issue of The Hollywood Reporter. Citing over-the-top demands, personality conflicts and more, the report gets to the heart of why he left -- and who could replace him.

Hunnam was facing "increasing conflict with the high-profile film's creative team" over the past few weeks, according to the mag, as he considered what the role would mean for his career and his life.

"After signing Sept. 2