- Zach Braff (John 'J.D.' Dorian)
- Donald Faison (Christopher Turk)
- John C. McGinley (Perry Cox)
- Eliza Coupe (Denise Mahoney)
- Kerry Bishé (Lucy Bennett)
- Michael Mosley (Drew Suffin)
- Dave Franco (Cole Aaronson)
Scrubs — S3E12
Episode: My Catalyst
Air Date: 2004-02-10
Runtime: 27 min
Overview
J.D. believes he may have finally found a mentor in Dr. Kevin Casey, a surgeon with obsessive-compulsive disorder, and it turns out that Dr. Cox has always been jealous of the guy. Meanwhile, the Janitor and his new assistant help Kelso out with a garbage problem.