Please Report with Full Credits
The stigma behind idol actors is that they can't act.
I can't say this isn't true for all idol actors - there are some that I watch on dramas, that makes me strongly think they should just stick to singing. But then there are many, many others that are really just incredible at acting. Idol actors are everywhere nowadays (in a good way), but here are just a few actors and what I think are really their best roles.
Kim Hyun Joong: Shin Jung Tae of 'Generation of Youth'