Despite speaking no Korean, Henney became a household name through the South Korean hit TV drama, My Lovely Sam Soon, aka My Name is Kim Sam Soon. He played the role of Dr. Henry Kim, a surgeon who is devotedly in love with Hee-jin (played by Jung Ryeo-won). Sam Soon was the most popular Korean drama in 2005; although Henney was starring as the supporting actor, his performance and good looks were widely noticed.