Geoff Stevenson

Geoff Stevenson playing dr. Beardface in Scrubs had a small cameo in season 7 (I think..?) of 24.

Proof/links:

http://www.imdb.com/name/nm2638780/

http://www.youtube.com/watch?v=sh6Gh13f55Y

http://www.google.com/search?hl=en&q=beardface+24&aq=f&oq=&aqi=