Scrubs Wiki

John R. Kastl is the actor who plays Doug Murphy on Scrubs


John R. Kastl was born in Oklahoma and raised in the state of Texas. He attended Washington University in St. Louis, Missouri, where he co-founded the sketch comedy troupe "Kaktabulz" and received a degree in both Biology and Drama.

John has appeared in Cold Case, Veronica Mars and opposite Patrick Swayze in The Beast. He can be seen in the movies War of the Worlds and Hulk.

John is now a practising lawyer in Chicago.


Year Title Media Character
2001 The Tempest Film Boatswain
2002 I Dreamt of Bombay Film Robert
Girlfriends TV Guy (1 episode)
2003 Hulk Film Soldier
2004 Ball & Chain Film Monty
2005 War of the Worlds Film Boston Soldier
Over There TV Sergeant First Class Neeson (1 episode)
2006 Cold Case TV Wes Floyd (1 episode)
2007 Veronica Mars TV Eddie Nettles (1 episode)
2009 The Beast TV Todd Jaracki (6 episodes)


  • When he broke both of his heels ski jumping, the writers incorporated this fact in My Drive-By as they believed it fit in with the character's clumsiness.

MAIN Zach BraffSarah ChalkeDonald FaisonNeil FlynnKen JenkinsJohn C. McGinley
Judy ReyesEliza CoupeKerry BishéMichael MosleyDave Franco
SUPPORTING Johnny KastlSam LloydRobert MaschioChrista MillerTravis SchuldtAloma Wright
SEE ALSO List of character appearances • Cast from Season: 12345678W9 e