Dateline with Tamzin Outhwaite

Sandi Johnson, a loving mother with model looks, disappeared the day of her son's 5th birthday party. Years later, her body – and killer – were found.

Connie and Larry Hoagland appear to have the perfect family, until a pipe bomb is detonated under Connie's car, but who would want her dead?

Devoted fire chief Keith Bryan is shot in his home. As the victim of a terrible crime, police must determine whether Keith had any enemies?

One December morning a wife and mother is found dead in a house fire. Can investigators unravel the mystery of the fire haunting her small town?

A mother lives in limbo after the disappearance of her son. Can a quick-thinking rookie detective, and the Internet, help solve the case?

Wendy Trapaga's body was found four days after her wedding. Police zone in on husband Michel's life insurance policy, but is his ex-girlfriend involved?

Tommy and Ray Highers have spent 25 years behind bars for a murder they say they didn't commit. Could a Facebook post hold the key to freeing the two brothers?

Kandi Hall's marriage and life crumbles after her husband's infidelity – so she has an affair with her boss, leading to a deadly outcome.

Single mum Rachel Anderson is devoted to her kids. Was her disappearance connected to terrifying phone calls she'd been receiving?

Realtor Deede Keller is an outgoing woman adored by everyone. When she goes missing, detectives turn to her ex-husband, Erwin Howard.

At the age of 19, Amber becomes a widow when her husband Josh crashes through their apartment window ? and one word changes the course of her life.

When Kevin goes missing, he checks in with his family via text and social media - but there's something suspicious about his messages.

Marie is a wife and a mother with a secret - she works for the CIA. So when she vanishes, parallel investigations are launched.