Scrubs Season 2 Adds Ed Quinn, Stephanie Koenig, Punkie Johnson, Kellan Tetlow

Ed Quinn, Stephanie Koenig, Punkie Johnson and Kellan Tetlow have joined the cast of Scrubs Season 2, the ABC revival, according to comingsoon.net.

Quinn will play Dr. Jax, the emergency room lead. Koenig will play Cassie, the hospital's new administrator. Johnson will guest-star as Dee, a prisoner. Tetlow will play Ollie, the son of J.D. and Elliot.

Zach Braff, Donald Faison and Sarah Chalke will return as J.D., Turk and Elliot.

Joel Kim Booster, who played Dr. Kevin Park, and X Mayo, who portrayed Nurse Raymond, have exited the reboot. Judy Reyes played Carla in the original series.

In the second season, J.D. is now Sacred Heart's Chief of Medicine. Turk continues working as a surgeon while balancing career and family life, and Elliot is unsure about her next career move.