Seamus O'Hara Lee Thompson Actor Joanne Crawford Helen McNally Actor Desmond Eastwood Murray Canning Actor Andrea Irvine Nicola Robinson Actor Julian Moore-Cook DCI Marshall Actor Sian Brooke Grace Ellis Actor Katherine Devlin Annie Conlon Actor Frankie McCafferty Barney Nugent Actor Frank Blake Shane Bradley Actor Nathan Braniff Tommy Foster Actor Gerard McCabe Gary White Actor Nicky Harley Marilym White Actor Craig McGinlay Craig McQuarrie Actor Alfie Lawless Henry Thompson Actor Tony Flynn Davy Hamill Actor Rosie Barry Janette Actor Dearbháile McKinney Aisling Actor Andi Osho Sandra Cliff Actor Martin McCann Stevie Neil Actor Ryan Early Gavin Actor Dan Gordon Robert `Rab' McKendry Actor Seána Kerslake Margaret `Mags' Thompson Actor Hannah McClean Jen Robinson Actor Derek Thompson Robin Graham Actor Charlie Maher Fogerty Actor Abigail McGibbon Tina McIntyre Actor Adam Best Wylie Actor Jonathan Harden David `Jonty' Johnson Actor Jack McBride-Marshall Sandy Actor Thomas Purdy Chisel Actor Sheena Kelly Nightclub Girl Actor Amanda Black Producer Jack Casey Director Stephen Wright Executive Producer Louise Gallagher Executive Producer Declan Lawn Executive Producer Adam Patterson Executive Producer Nick Lambon Executive Producer Noel McCann Writer