Scrubs Season 2: Johnny Kastl to Return as Doug, Ken Jenkins Not Back
Showrunner Aseem Batra confirms Johnny Kastl will return as Doug in Scrubs season 2, but Ken Jenkins won't reprise Dr. Bob Kelso.
Scrubs showrunner Aseem Batra has confirmed that Johnny Kastl will return as Doug in the upcoming second season. According to Batra, Kastl is planned to appear in one of the final two episodes currently being written.
However, Batra also revealed that Ken Jenkins will not reprise his role as Dr. Bob Kelso in season 2. Jenkins last appeared onscreen in two episodes of Netflix's A Series of Unfortunate Events in 2018 and is now 86 years old.
In other casting news, Ava Bunn has been promoted to a series regular for season 2. The season will premiere on ABC on September 30 at 8/7C.
Scrubs originally ran for nine seasons on ABC starting in 2001. The reboot premiered in February 2026 with a nine-episode first season, and season 2 was confirmed in April. Legacy characters who returned in season 1 include J.D., Turk, Elliot, Carla, Dr. Cox, Jordan, The Todd, and Janitor. Scott Foley will reprise his role as Sean Kelly for the first time since 2009.
Kastl last appeared as Doug in 2009 and has since become an attorney. The news was reported by screenrant.com.
Quick answers
Will Johnny Kastl return as Doug in Scrubs season 2?
Yes, showrunner Aseem Batra confirmed that Johnny Kastl is planned to appear as Doug in one of the final two episodes of season 2.
Is Ken Jenkins returning as Dr. Bob Kelso in Scrubs season 2?
No, Aseem Batra revealed that Ken Jenkins will not reprise his role as Dr. Bob Kelso in season 2.
When does Scrubs season 2 premiere?
Scrubs season 2 will premiere on ABC on September 30 at 8/7C.