Murdered by My Fiancé (2017)

Documentary about the killing of author Helen Bailey. When the renowned writer of children's books was reported missing, her fiancé Ian Stewart claimed that she had simply gone to her holiday home in Broadstairs to 'clear her head'. Later, he was charged with her murder when her body was discovered in a cesspit underneath their home.

Unfortunately the movie Murdered by My Fiancé is not yet available on HBO Max.