Probably the most well-known independent cinemas in London are the boutique Everyman cinemas. The closest to the Rathbone are Everyman Baker Street and Everyman Hampstead and they are very cool, art-deco-inspired movie theatres.
A little more expensive than the multiplexes but you’ll find gourmet pizzas replacing the hot dogs and plastic cheese-smothered tortilla chips and cocktails to sip in the lounge replacing buckets of fizzy pop while you wait for your seriously comfy seats.