= Winner / = Nomination

2022
  Critics’ Choice Movie Awards – Best Acting Ensemble: “Belfast”
  Screen Actors Guild Awards – Outstanding Performance by a Cast – Motion Picture: “Belfast”

2020
  Laurence Olivier Awards – Best Actor in a Supporting Role: “All My Sons”

2019
  WhatsOnStage Awards – Best Actor: “Translations”

2018
  Evening Standard Theatre Awards – Best Actor: “Translations”

2013
  Broadway World West End Awards – Best Featured Actor in a New Production of a Play: “The Tempest”
  National Television Awards – Most Popular Male Drama Performance: “Merlin”

2011
  Monte Carlo TV Festival Awards – Outstanding Actor: Drama: “Merlin”

2010
  Belfast Metropolitan College – Distinction Awards for his contribution to the Arts
  Monte Carlo TV Festival Awards – Outstanding Actor: Drama: “Merlin”

2009
  Monte Carlo TV Festival Awards – Outstanding Actor: Drama: “Merlin”
  Seoul International Drama Awards – Best Actor: “Merlin”

2008
  Variety Club Showbiz Awards – Caron Keating for Outstanding New Talent: “Merlin”
  WhatsOnStage Awards – Dewyinters London Newcomer: “Vernon God Little”, “All About My Mother”