Infighting and external forces threaten to split the gang, throwing their final mission into jeopardy. Fallon colludes with the Black Power Desk, now being led by Cullen. Dhari and Marcus fight for the position of alpha male. Jas, determined, gathers materials for their ultimate action. Meanwhile, unbeknownst to Jas, Marcus receives news that threatens to destroy their relationship - and their final mission. Limited series finale.

• John Ridley
• Misan Sagay

• Idris Elba
• Rory Kinnear
• Denise Gough