The second season of the sci fi horror series ‘Alien: Earth’ has expanded its cast with the addition of several well-known actors, including ‘Game of Thrones’ star Jerome Flynn, along with Tracey Ullman and Sam Spruell.

According to an ANI report, the three actors have joined the upcoming season, which is currently being filmed in London.

They will star alongside returning cast members, including Sydney Chandler, Alex Lawther, Timothy Olyphant, Essie Davis, Babou Ceesay, Samuel Blenkin, Adarsh Gourav, Jonathan Ajayi, Erana James, Lily Newmark and David Rysdahl.

Flynn is best known for playing Bronn in ‘Game of Thrones’ and has also appeared in 1923, ‘Black Mirror’ and ‘John Wick: Chapter 3 Parabellum’.

Sam Spruell previously worked with ‘Alien: Earth’ creator Noah Hawley on the acclaimed series ‘Fargo’, while Tracey Ullman is a seven time Emmy Award winner known for ‘The Tracey Ullman Show’ and ‘Ally McBeal’.

 Created by Noah Hawley, ‘Alien: Earth’ is based on the iconic ‘Alien’ franchise and is executive produced by Ridley Scott along with Hawley and other producers. The series is produced by FX Productions.