“Edward” (James McArdle) is a gay thirty-something whose new novel has his publishers desperate for him to go on a book tour of the USA. Thing is, he has his elderly mum to look after. “Anna” (Fionnula Flanagan) has been suffering from the after effects of a stroke that have left her mobility impair...

Wants to be heartfelt, but it doesn’t know how. The actors clearly want to do more—especially Fionnula Flanagan, who does more without any dialogue than most do with lines—but the script keeps undercutting them. Every moment of sincerity gets followed by a quip from a sitcom. It can’t decide if it’s...