UPDATE: Lee's rep confirmed on Monday morning that the actor killed himself.
The 29-year-old actor was discovered by his landlord with what appeared to be a self-inflicted gunshot wound, reports state.
After starring in the hit Disney show, Lee went on to have roles on Scrubs, Smallville, Rizzoli & Isles and starred in the 2004 movie Friday Night Lights.
This is the second alleged suicide to rock Hollywood in the last few weeks — Bachelor and Bachelor Pad star Gia Allemand died on August 14 after she was taken off life support from a suicide attempt on August 12 in which she hanged herself in her New Orleans home.
Stay with RadarOnline.com as the story develops…