Faking It (UK), Shafelia Ahmed & Gordon Wardell

The murder of 10-year-olds Holly Wells and Jessica Chapman in 2002 shocked the UK. Experts study media interviews of their killer, Ian Huntley, to expose his lies.

What exposed Tracie Andrews' lie that a road rage attack killed her lover? Mike Gifford-Hull's TV plea for his missing wife Farsi hides the truth.

17-year old Shafelia's disappearance was a mystery - until her sister is arrested for a robbery. Carol Wardell vanished and her husband left tied-up.

On Valentine's Day 2013, Oscar Pistorius shot dead his girlfriend, Reeva Steenkamp. He said it was an accident, but does audio, and TV footage suggest he was faking?

When John Tanner's fiancée vanishes, he takes part in a reconstruction -- is he faking it? Paul Dyson's TV plea for his missing lover raises suspicions.

Bestselling author, Helen Bailey, was a wealthy widow. After finding love again with Ian Stewart she vanished. He helps in the search - but was it a cover-up?

When Nisha Patel-Nasri is stabbed on her doorstep, is her husband, Fadi's TV appeal fake? And Miles Evans is a suspect when his stepdaughter Zoe vanishes.