When a passenger realises that someone is attempting to hack his train, he makes a desperate call for help. But can t...

Whilst a desperate Joe considers going to extreme lengths to leave the sleeper, an under-fire Abby starts to realise ...

Realising that someone onboard may be working with the hackers, Joe turns his attention to his fellow passengers, whi...

Whilst Hud's shock attempt to stop the train his way threatens to end in disaster, Abby is stunned to discover that J...

As Hud and Miller interrogate Abby, Joe tries to deal with the fallout to the shock shooting whilst deciding whether ...

Abby's convinced she knows how to stop the remaining carriages, but with Joe out of contact and almost out of time, i...