Peta and Chris are in paradise - they sail into hell. Why does it take 38 years to arrest the only suspect: Silas Duane Boston? A BBC 5 Live podcast investigating their murders.
All available episodes
Vince, son of Silas Duane Boston, tells his story.
Who were the British couple killed off the coast of Belize?
Some of the key people that we hear about in the new true crime podcast.
A tape recording of a 1982 news report.
The moment Penny Farmer finds her brother Chris' grave 40 years after his murder.
Chris' mother Audrey reads the letter she wrote to Silas Duane Boston.
Silaus Duane Boston's half-sister talks about what he was like growing up.