Every season of Collateral ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Collateral!

DI Kip Glaspie leads the investigation into the unexplained shooting of Abdullah Asif, a pizza delivery driver and Syrian refugee.

Episode 1

DI Kip Glaspie knows that Abdullah's sisters hold the key to his death, but why is a sinister MI5 officer is doing his best to derail the investigation?

Episode 2

When the killers claim another victim, DI Kip Glaspie decides to break the rules to get to the bottom of the mystery.

Episode 3

As the net draws in, DI Kip Glaspie enters a dangerous power play with MI5. But is it too late to save everyone involved?

Episode 4

When a pizza delivery driver is shot dead in south London, a tenacious detective goes after the people traffickers behind his murder and unravels a conspiracy that goes to the top.

The Best Seasons of Collateral

The Best Seasons of Collateral

Season 1