Aidan Gillen
Dave Allen
Ian McElhinney
Priest
Julian Rhind-Tutt
Richard Stone
Conleth Hill
John O'Mahony
Ferdia Walsh-Peelo
Dave, aged 18
Robert Bathurst
Charles Curran
Pauline McLynn
Sister Mary
Miranda Hennessy
Sketch Artist
Tommy Tiernan
Cully Tynan O'Mahony
Joanne Crawford
Jean O'Mahony
Simon Day
Lew Grade
Sam Hardy
John, aged 7
Daniel Kendrick
Kenny
Ely Solan
Dave, aged 12
David Seymour
Sketch Artist
Gareth O'Connor
John, aged 20
Abe Smyth
Sketch Artist
Senan Jennings
Dave, aged 5
Colin Ash
Tailor
Seán Treacy
John aged 14
Steven Shapland
Sketch Artist
Jonathan Jules
Comedian
Brett Wilson
Clive
Richard Clements
Martin
Mark Quigley
Butlins Camper (uncredited)