Cops Gone Bad With Will Mellor

Drew Peterson: When sergeant Peterson's wife goes missing, he claims she's left him - but it's then discovered that his ex-wife also died mysteriously. (S1, ep 7)

Cliff Mitchell: Cliff Mitchell was a respected officer in London but in private he was a violent sexual predator, intimidating his victim with his badge. (S2, ep 3)

Cliff Mitchell: Cliff Mitchell was a respected officer in London but in private he was a violent sexual predator, intimidating his victim with his badge. (S2, ep 3)