What will Season 2 be about? Is Ruth Wilson's Sarah back with Emma Thompson's Zoe for a major book change?

'We'll see. I think the jury's out,' says Callis.

Find out which books it will cover and more.

Plus, James Callis and Christopher Chung react to the twist about Tara.

Plus, the fun of Taverner interrogating Roddy.

'It just felt this was a progression and this is where it's going to go and it's going to be messy and awkward and awful,' says exec producer Will Smith.

'[Showrunner Will Smith] has such a brilliant way of reinventing the formula, which is so special because he manages to make every season just slightly different enough that keeps the audience engaged.'

From the usual suspects (Anne Rice Immortal Universe) to 'Slow Horses,' from 'Agents of S.H.I.E.L.D.' reunion to 'The Running Man.'

The Apple TV+ drama follows a team of British intelligence agents who serve in the dumping ground department of MI5 due to their career-ending mistakes.