The second season of the Emmy and Golden Globe-winning thriller series Homeland begins on RTÉ Two tonight, Tuesday October 2.

Warning: spoiler alert!

Season two's opening episode, The Smile, finds Carrie Mathison (Claire Danes) persuaded to return to her former life as an intelligence operative for a trip to the Middle East, while new Congressman Nicholas Brody (Damian Lewis) is also given a mission of his own.

Watch a promo for season two here.

Homeland returns to RTÉ Two tonight, Tuesday October 2, at 9.00pm.