Mad Men's Abigail Spencer has joined the action comedy This Means War, starring opposite Reese Witherspoon, Chris Pine and Tom Hardy, according to Heat Vision.

Directed by McG, This Means War centers on two best friends (Chris Pine and Tom Hardy), who are also covert agents, that fall in love with the same woman (Reese Witherspoon), setting in motion a battle between spies for the woman's heart.

Abigail Spencer plays Tom Hardy's ex-wife.

Angela Bassett has also joined the production, playing the boss to Chris Pine's and Tom Hardy's characters.

This Means War is currently filming in British Columbia with McG in the director's chair.