A loyal friend to Dr. Benton (Eriq La Salle ... and there was a different reason behind a certain cast member's exit from ER. In reality, actress Kellie Martin wanted to leave the show, so ...
Tierney joined the cast of ER in 2000 as nurse Abby Lockhart while La Salle portrayed Dr. Peter Benton. Phifer played Dr. Greg Pratt. The latest L&O episode, titled "Greater Good," will see ...