The 12 Years A Slave star said she was a drama student when he attempted to remove his underwear in his bedroom at his family home.
The Los Angeles Police Department said detectives had interviewed the accuser, while officers in the UK and New York also investigate allegations against the disgraced movie mogul.
The French driver also claimed the Hollywood producer attacked him in a rage when prostitutes failed to meet them.
The shadow minister for industrial strategy has written to the chairman of the Honours Forfeiture Committee.
The leading film producer has already asked the Academy to “take the first steps toward creating this commission”.