This week we have yet another new guest, an update on a previous episode and a brand new, 51-year-old mystery for you! Warning: references to suicide Find us on twitter and instagram, and find everything else you need to know on our website Research on Colin Pitchfork from BBC News and Sky News Research on The Isdal Woman from Death In Ice Valley, The BBC, Mental Floss and Wikipedia

We have a brand new guest this week and we're talking bizarre legal defences! Find us on twitter and instagram, and find everything else you need to know on our website. Research from CNN, Oxygen and Wikipedia.

This week we have Auntie Kelly talking about Colin Pitchfork and the first uses of DNA as evidence. Warning: discussion of sexual assault, rape and murder. If that's not for you, we'll see you next week! Find us on twitter and instagram, and find everything else you need to know on our website Research from the BBC, Leicester Mercury and Wikipedia.

We're back! And with a masterclass in swapsies. Find us on twitter and instagram, and find everything else you need to know on our website Research from One Red Paperclip, Kyle's Website and Wikipedia.

Shauna's back for another mystery in the mountains - this time in Yuba County, California. Find us on twitter and instagram, and find everything else you need to know on our website Research from Washington Post, Medium, Mental Floss, Film Daily and Wikipedia.

This week we have a new guest, brother-in-law Niall, and two new stories! We're talking about The Pollock Twins and Dorothy Eady (AKA Omm Sety), and the possibility of reincarnation. Find us on twitter and instagram, and find everything else you need to know on our website Research on The Pollock Twins from Medium, RT Research on Dorothy Eady from Medium, Unexplained Stories and Wikipedia

This week we're talking about the history of blood transfusions, and it goes back further than you might think! Find us on twitter and instagram, and find everything else you need to know on our website Research from NHS Blood and Transplant, American Red Cross, NCBI, Oxford University Press and Wikipedia.

In February 2016, Caz Clarke was witness to some very unusual activity in the skies over Pentyrch, Wales. The official story is of a military training exercise but is that the truth? Find us on twitter and instagram, and find everything else you need to know on our website Research from Caz Clarke, The Paranormal Scholar, UFO Chronicles and Wales Online (1/2). Freedom of Information requests available here and here.

This week we're talking about the 1904 Olympic Games and its very unusual Marathon! Find us on twitter and instagram, and find everything else you need to know on our website Research from Wikipedia, History and Smithsonian Magazine

We're back and talking about Ursula and Sabina Eriksson, and some truly unbelievable events from the summer of 2008. Find us on twitter and instagram, and find everything else you need to know on our website Research from Wikipedia, Vice, the BBC and Mind