Ed Asner and Sullivan Walker are two actors who have had long and successful careers in the entertainment industry. Ed Asner is an American actor, voice actor, and comedian who is best known for his role as Lou Grant on The Mary Tyler Moore Show and its spin-off series, Lou Grant. Sullivan Walker is a Canadian actor who has appeared in numerous television shows and films, including The Fresh Prince of Bel-Air, The West Wing, and The Wire. Together, they have been credited with the job of EDS, which stands for Executive Dialogue Supervisor.