Cal is joined by Dave O'Neil, John Wood, Nicola Parry, Robyn Butler, Dave Lawson and Denise Drysdale to help solve the mystery.

Cal is joined by Frank Woodley, Celia Pacquola, Leah Vandenberg, Frankie J Holden, Kevin Harrington and Nicholas Bell to decipher the clues to help solve the mystery.

Cal is joined by Claire Hooper, Samuel Johnson, Tommy Dasalo, Katrina Milosevic, Emily Taheny and Nazeem Hussain to help decipher the clues and solve the mystery.

Cal is joined by Adam Richard, Leah Vandenberg, Caroline Craig, Kate Atkinson, Anne Phelan and Jacqueline Brennan to help decipher the hidden clues and solve the murder mystery.

Cal is joined by Peter Rowsthorn, Nicola Parry, Denise Scott, Tony Rickards, Mark Mitchell and Steve Bastoni to help solve the mystery by deciphering the hidden clues.

Cal is joined by Julia Morris, Toby Truslove, Kimberley Davies, Paul McCarthy, Colette Mann and Felicity Ward to help solve the murder mystery by deciphering the hidden clues.