Actor Choi Jin Hyuk stole hearts as Lee Seung Gi's monster daddy in "Gu Family Book" and then snagged a prize role as Lee Min Ho's older "perfect" brother in the upcoming drama "The Heirs." Now he also has a role in a new movie, "God's Trick" about a fallen chess player who regains his fame.

Here are a few more things you may want to know about this surprisingly self-conscious actor:

1) He was seriously stressed out about his "Gu Family Book" role as the mountain spirit Wol Ryung.

He worried that his poor acting skills might hurt the drama. He worried so much about the role that the stress caused his hair to fall out.

You can see the full story at KdramaStars.com