Eagle-eyed fans have caught BANSHEES OF INISHERIN star Brendan Gleeson in the new trailer for THE JOKER: FOLIE A DEUX. The official trailer for the upcoming filming, in which Lady Gaga stars opposite Joaquin, debuted at ComicCon in Las Vegas earlier this week. Gleeson is heard hollering ‘Wakey, wakey!’ in the opening scene of the trailer, suggesting he’ll portray a guard in Arkham Asylum where Joker and Harley Quinn are housed.