TMZ said his body was discovered when he didn't show up to work Monday morning.
"It is with great sadness that I announce that Lee Thompson Young tragically took his own life this morning," said a statement from the actor's publicist. "Lee was more than just a brilliant young actor, he was a wonderful and gentle soul who will be truly missed."
"We are beyond heartbroken at the loss of this sweet, gentle, good-hearted, intelligent man," the statement said. "He was truly a member of our family. Lee will be cherished and remembered by all who knew and loved him, both on- and off-screen, for his positive energy, infectious smile and soulful grace. We send our deepest condolences and thoughts to his family, to his friends and, most especially, to his beloved mother."