Gu Bon-jin

To My Beloved Thief

1 ep.

Dear X

as Jae-oh's Father · 1 ep.

Nice to Not Meet You

as Professor Jung · 1 ep.

Pro Bono

1 ep.

The Killing Vote

as Live Streaming Boss · 1 ep.

Crash Course in Romance

as Building security guard · 1 ep.

Our Blues

as Pureung High School teacher · 1 ep.

Once Upon a Small Town

as Singing contest PD · 1 ep.

Youth of May

as Hospital executive · 1 ep.

Sweet Home

as Sang-wook's father · 1 ep.