[2] Misfit's executive producer Petra Fried announced Robert Sheehan's decision to leave at the Kapow convention in London on 10 April 2011.
[6] Tim Dowling of The Guardian described him as the "Irish one who talks too much" of the group of "foul-mouthed young criminals".
Nathan's mother, Louise (Michelle Fairley), kicks him out of his house for his behaviour towards his step-father, Jeremy (Jo Stone-Fewings).
[12] Nathan sleeps with Ruth (Amy Beth Hayes/Clare Welch) who he discovers has been affected by the storm and is really 82 years old.
[11] Rachel (Jessica Brown Findlay) begins manipulating people into behaving how she wants through her power of suggestion.
Jamie and Lily (Catrin Stewart) join the group at a nightclub where they take drugs, reversing their powers.
Lily's power of cryokinesis is reversed to pyrokinesis and while in a car with Jamie she sets fire to it, killing them both.
Nathan, who also has the power of mediumship, sees Jamie's ghost who leads him to his father and they decide to give their relationship another try.
[19] Nathan begins a relationship with Marnie (Gwyneth Keyworth), who is pregnant but has no clue who the father of her child is.
The group steal money that Elliot (Edward Hogg) has collected while falsely claiming to be Jesus Christ reborn to buy new super powers.
He runs back to the hotel room but is eventually caught where he bids farewell to Nathan Junior.
Rudy Wade (Joseph Gilgun) picks up and states that he is the new guy and he doesn't know a Barry before hanging up.
Sheehan was nominated for a BAFTA for his portrayal of Nathan but lost out to Martin Freeman who stars in Sherlock.
[23] The Herald described him as a "curly haired Irish smart alec called Nathan (Robert Sheehan), to whom writer Howard Overman has given all the best lines".
[25] The Daily Telegraph describes him as "Motormouth Nathan was the pivot here, prodding, challenging and provoking the others into revealing themselves".
After Nathan decides to join the circus so he can be repeatedly killed they added "Quite right: who'd really get all superhero-ish just because they've got some powers?
[31] Keith Watson of the Metro commented positively on his exit saying "rather than dismiss this key character with a couple of lines of mumbled dialogue, his farewell is deftly handled in an online mini-drama all of his own" saying his time on the show was spent "bemoaning being short-changed in the superpower department – finally cashes in the chips on his shoulder" before adding "he’s going to leave a Misfits-shaped hole in my heart".