Lower those expectations, Succession fans. The star plays a scientist who shrinks his wife (Elizabeth Banks) to 6in tall, in a screwball sitcom that should have been so much better I wonder what it’s like to be the go-to actor whenever anyone needs a morally questionable, sappy-looking, fundamentally weak character to play the whipped dog to someone else’s headline character? You’ll always have work but … you’d have to be pretty secure in yourself, no?But all actors are, of course, so it’s probably OK to be Matthew Macfadyen, who started his career in a 1998 TV film adaptation of Wuthering Heights as Hareton Earnshaw – Heathcliff’s whipped dog – and has been giving us brilliant incarnations of beta cucks ever since. Even when he made it to Mr Darcy (opposite Keira Knightley’s Elizabeth Bennet) it was unfortunately 10 years after Colin Firth (opposite Jennifer Ehle and coming out of a lake) had rendered all future versions redundant milksops. Most recently, of course, he gave us the gre...