He is best known for his roles in historical television series The King and the Queen, King's Woman, Dae Jo-yeong and The Jingbirok: A Memoir of Imjin War.
In 1983, he portrayed King Taejo in the drama Foundation of the Kingdom.
[6] In 2003, he began classes at Luther Theological University[7] and graduated in 2006.
[8] After playing Yang Manchun in the 2006 TV drama Dae Jo-yeong, Im quit from acting and became the senior pastor at the Open Door Church (Korean: 열린문교회) on May 6, 2006.
[7][9] In 2015, he returned to acting and portrayed Yun Du-su in the historical drama, The Jingbirok: A Memoir of Imjin War.