Complex sentence: Yoon made his debut at age 32, in 2005, in television series "Marrying a Millionaire", followed by several supporting roles until his breakout in 2009's "Queen of Housewives".
Split into simpler sentences: Yoon made his debut at age 32, in 2005 television series "Marrying a Millionaire". This was followed by several supporting roles until his breakout in 2009's "Queen of Housewives".