Andrew Scott
Adam
Paul Mescal
Harry
Jamie Bell
Dad
Claire Foy
Mum
Carter John Grout
Young Adam
Ami Tredrea
Waitress
Cameron Ashplant
Teen (uncredited)
Gsus Lopez
Club Goer (uncredited)
Oliver Franks
Lover (uncredited)
Lincoln R. Beckett
Gay Bar Goer (uncredited)
Jack Cronin
Teen (uncredited)
Christian Di Sciullo
Shopper (uncredited)
Hussein Kutsi
Taxi Driver (uncredited)
Jack Pallister
Dancer (uncredited)
Guy Robbins
Shopper (uncredited)
Darren Ryames
Passerby (uncredited)
Zachary Timmis
Teen (uncredited)
Sean Tizzard
Dad on Train (uncredited)
Carolina Van Wyhe
Lover (uncredited)