The former sees him star as the love interest for Dakota Fanning's Tessa, a Brighton girl suffering from terminal leukaemia. Digital Spy sat down with Irvine to discuss his mad 12 months and running into the freezing cold South Coast sea.
Irvine said that he was keen to sign up for Now Is Good because of how much the script touched him: "It was very moving, but also very funny.
"Weeks later I was still thinking about it, and I think that's what's been great about this movie.
"People are still thinking about it and talking about it days and weeks after seeing it."
Now Is Good is showing in UK cinemas now.