Poster for Season 4

Season 4

While the world recovers from the global catastrophe of last season, a changed Mark struggles with guilt as he fights to protect his home and the people he loves, setting him on a collision course with a powerful new threat that could alter the fate of humanity forever.

episodes

  1. 1. MAKING THE WORLD A BETTER PLACE 2026-03-18 53 min 7.6 Mark battles enemies new and old in his fight to keep Earth safe.
  2. 2. I'LL GIVE YOU THE GRAND TOUR 2026-03-18 51 min 8.1 Loyalties are challenged when an old enemy is revealed.
  3. 3. I GOTTA GET SOME AIR 2026-03-18 49 min 6.9 Consequences weigh on Mark. Oliver takes on a new job.
  4. 4. HURM 2026-03-25 56 min 6.0 Hurm.
  5. 5. GIVE US A MOMENT 2026-04-01 52 min 8.1 Mark embarks on a new and dangerous mission, throwing Debbie into a tailspin and plunging Eve into uncertainty.
  6. 6. YOU LOOK HORRIBLE 2026-04-08 53 min 8.2 Family bonds are put to the test. Under pressure, Allen makes a new friend.
  7. 7. DON'T DO ANYTHING RASH 2026-04-15 54 min 8.6 Nothing goes according to plan during a massive confrontation.
  8. 8. DON'T LEAVE ME HANGING HERE 2026-04-22 52 min 7.7 Mark confronts his darkest fears as his life changes forever.

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