David Mitchell and Robert Webb return with a new Channel 4 sitcom from one of the writers of The Thick of It. Written by Simon Blackwell, Back is set in the aftermath of the death of legendary pub landlord Laurie Nichols (Matthew Holness). His son Stephen (Mitchell) has plans for the pub, but a spanner is thrown in the works with the arrival of a man named Andrew (Webb). Andrew was once fostered by Laurie for a few months and has decided to now return. Everyone else in the family is happy to see him, but Stephen has no memory of Andrew and thinks something is up. The cast and crew all look promising, but following the cult success of Peep Show, can Back live up to everyone\u2019s expectations? Back is on Channel 4 at 22.00.