Christine Lahti is set to co-star opposite Terry O’Quinn in ABC drama pilot The Adversaries, from ABC Studios and writer/executive producer David Zabel and ABC Studios, It centers on the patriarch of a New York legal dynasty, Charles Fisher (O’Quinn), who becomes embroiled in a trial of his own, and his federal prosecutor daughter must decide which side she will fight on. Lahti, repped by ICM Partners and MGMT Entertainment, plays Charles’ estranged wife Katherine. She recently wrapped indie The Steps with James Brolin and Jason Ritter.