It's the 50th anniversary of Cheryl's disappearance and the police have an announcement to make. Fairy Meadow is presented by BBC News correspondent Jon Kay Produced for BBC Audio in Bristol by Chris Ledgard Music by Elizabeth Purnell Studio engineer, Jacques Sweeney Editor, James Cook

Jon tries to approach Mercury to hear his side of the story. Producer: Chris Ledgard Music: Elizabeth Purnell Studio engineer: Jacques Sweeney Editor: James Cook

Frank has left the police but can't let go of Cheryl's story. Jon Kay continues to investigate what happened to 3 year old Cheryl Grimmer, who vanished from a beach New South Wales, Australia more than 50 years ago. Produced for BBC Audio in Bristol by Chris Ledgard Music: Elizabeth Purnell Studio engineer: Jacques Sweeney Editor: James Cook

Two years after he's arrested and charged with abducting Cheryl Grimmer, Mercury appears in court in Sydney. BBC News Correspondent Jon Kay continues his investigation into Cheryl's story. Produced for BBC Audio in Bristol by Chris Ledgard Music is by Elizabeth Purnell Jacques Sweeney is the studio engineer and the editor is James Cook

Nearly half a century after 3 year old Cheryl Grimmer goes missing from an Australian beach, the police make an arrest. Meanwhile, Ricki heads to the other side of the world. BBC News Correspondent Jon Kay meets him in Bristol, where he visits his old family home and catches up with his British relatives as the trial looms. Produced for BBC Audio in Bristol by Chris Ledgard Music: Elizabeth Purnell Studio Engineer: Jacques Sweeney Editor: James Cook