Michelle Gomez
— Amanda
Shauna Macdonald
Shirley Henderson
— Kelly
Kathleen McDermott
— Shaz
Brendan Coyle
— Father Henry
Niall Greig Fulton
— Muffy
Sean Harris
— Adrian Collins
Paul Ireland
— Splash
Myra McFadyen
— Moira
Rab Affleck
— Security Guard
Scott Cleverdon
— Kevin
Miles Jupp
— Male Host
Clare Grogan
— Customer Hair Salon
Michael Fassbender
— Barney