<P> Mother of All Secrets is a female - led thriller, set in the island of Bermuda . It is directed by Lucinda Spurling and stars Kate Mansi . Kelly McGillis, Brooke Burfitt, Sean Stolzen and LuAnn de Lesseps . The film was filmed under the working title "Babymoon", but the film trailer was released in June under a new title "Mother Of All Secrets". </P> <P> When a US state senator goes missing on vacation in Bermuda, his pregnant girlfriend Aubrey searches for answers . What she learns is his estranged mother is on the island and knows more about the disappearance than she is letting on . </P> <P> The film was shot in January / February 2017 on the island of Bermuda . It is the first film to be shot on the island in over twenty - five years . Post-production is due to be completed by the end of the summer, according to the director . It has been awarded a triple F - rating by the Bath Film Festival for their movement supporting more women in film . The film was co-written and directed by Lucinda Spurling and Louise Ascot Byres and produced by Brooke Williams . Kate Mansi told Soap Opera Digest she was most proud that it "was the largest female cast & crew I have ever worked with so far ." </P>

When does mother of all secrets come out