TV Scrubs - Season 3 Episode 12 : My Catalyst Scrubs - Season 3 Episode 12 : My Catalyst 8.2/10 by 80 users 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. Details Casts Posters Images Title Scrubs - Season 3 Episode 12 : My Catalyst Alternative Titles [scrubs] First Air Date 2001-10-02 Last Air Date 2010-03-17 Number of Episodes 181 Number of Seasons 9 Genres Comedy, Networks ABC, NBC, Casts Zach Braff, Donald Faison, John C. McGinley, Eliza Coupe, Kerry Bishé, Michael Mosley, Dave Franco Plot Keywords , John 'J.D.' Dorian Zach Braff Christopher Turk Donald Faison Perry Cox John C. McGinley Denise Mahoney Eliza Coupe Lucy Bennett Kerry Bishé Drew Suffin Michael Mosley Cole Aaronson Dave Franco Episodes List Scrubs Season 3 :Episode 1 My Own American Girl My Own American Girl 2003-10-02 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 2 My Journey My Journey 2003-10-09 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 3 My White Whale My White Whale 2003-10-23 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 4 My Lucky Night My Lucky Night 2003-10-30 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 5 My Brother, Where Art Thou? My Brother, Where Art Thou? 2003-11-06 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 6 My Advice to You My Advice to You 2003-11-13 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 7 My Fifteen Seconds My Fifteen Seconds 2003-11-20 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 8 My Friend the Doctor My Friend the Doctor 2003-12-04 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 9 My Dirty Secret My Dirty Secret 2003-12-11 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 10 My Rule of Thumb My Rule of Thumb 2004-01-22 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 11 My Clean Break My Clean Break 2004-02-03 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 12 My Catalyst My Catalyst 2004-02-10 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 13 My Porcelain God My Porcelain God 2004-02-17 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 14 My Screw Up My Screw Up 2004-02-24 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 15 My Tormented Mentor My Tormented Mentor 2004-03-02 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 16 My Butterfly My Butterfly 2004-03-16 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 17 My Moment of Un-Truth My Moment of Un-Truth 2004-03-30 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 18 His Story II His Story II 2004-04-06 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 19 My Choosiest Choice of All My Choosiest Choice of All 2004-04-20 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 20 My Fault My Fault 2004-04-22 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 21 My Self-Examination My Self-Examination 2004-04-27 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 3 :Episode 22 My Best Friend's Wedding My Best Friend's Wedding 2004-05-04 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life.