Responsible for the worst mass suicide in US history, Jim Jones was a religious healer from Indiana. Colette tells Izzy all about the start of the cult, its growth and that fateful day in 1978

Wherever Mary Mallon went to cook, it was never long before the whole household was sick and she vanished. In this episode, Izzy and Colette discuss the story of Mary Mallon and how much blame she can accept for her crimes.

Colette finally tells Izzy all about Edmund Kemper, the serial killer she can't stop talking about. Also known as the 'Co-Ed killer', Kemper began killing early and evaded capture for years.

The 10th episode of coffee and crime features a different crime, one that ran rampant in day care centres for two decades - but how many crimes were actually committed?

What started out as a fairly clear-cut case turns into so much more as Colette dives into the theories surrounding the West Memphis Three. Colette and Izzy also discuss several other suspects and who they think could be responsible.

Izzy tells Colette about the Iceman's crimes, his motivations, and how a man who managed to commit hundreds of murders eventually contributed to his own downfall.

For their first case about the underworld, Colette tells Izzy about Lucky Luciano, arguably the most significant gangster of the 30s and whose influence has extended decades after his death.

Izzy and Colette discuss the Tamam Shud case and the mystery that surrounds it. Listen to hear the story and some of the common theories about the Somerton man, as well as a few of their own.

In the most emotional episode yet, Colette tells Izzy about the heartbreaking murder of Skylar Neese and the lasting impact it has had on those close to her.

In this epsiode, Izzy and Colette discuss the role of Gerald and Charlene Gallego in a sex-fuelled Sacremento murder spree, and whether the punishment matched the crime.

In the third episode, Colette tells Izzy about her favourite unsolved case: the Zodiac Killer. They discuss the crimes and the theories for who the murderer that taunted police with codes could be.