The 4400 is an American science fiction TV series produced by CBS Paramount Network Television in association with Sky Television, Renegade 83 and American Zoetrope for USA Network. Season 3 opens with Richard having to cope with two horrendous changes in his life after he discovers that Isabelle and Lily have both aged substantially. The Nova Group reveals itself as a group of 4400s who have the power to influence the world.