Police hunting for Michael Cope over the murder of his ex-girlfriend Linzi Ashton urged him to give himself up.
Superintendent Kevin Mulligan warned: "If anyone is harbouring this individual, they will be prosecuted."
He added that Cope had a "history of violent behaviour".
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The BFI made the move in the wake of the sexual harassment allegations made against him by a large number of women in the film industry.
A mild day for most with plenty of misty low cloud.
Hollywood star Channing Tatum broke the news in a lengthy Facebook post as he paid tribute to Harvey Weinstein's accusers.