- Source: Ko Seong-il
- When the Phone Rings
- Yosef Ko Seong-un
- Kim Jong-un
- Kim Il-sung
- Ko Chang-seok
- Another Miss Oh
- Hijack 1971
- The Frog (seri televisi Korea Selatan)
- Duty After School
- Jung Sung-il (pemeran)
- Ko Seong-il
- Seong-il
- List of South Korean male actors
- List of Korean independence activists
- Shin Seong-il
- Ko (Korean surname)
- Sung Dong-il
- The Frog (South Korean TV series)
- Doctor Slump (TV series)
- 82Major
Ko Seong-il (Korean: 고성일) is a South Korean voice actor who joined the Munhwa Broadcasting Corporation's Voice Acting Division in 1999.
Roles
= Broadcast TV
=Ojamajo Doremi (Korea TV EDition, MBC)
Bikkuriman (Bumerang Fighter, Korea TV Edition, MBC)
Submarine 707 (Korea TV Edition, MBC)
The Penguins of Madagascar (Kowalski)
VeggieTales (Pa Grape)
= Broadcast radio
=History 50 (MBC)
Rabihem Polis (MBC)
Redmoon (MBC)
Masca (MBC)
Hotel Africa (MBC)
= Movie dubbing
=Hammerboy (Character Plan)
Crayon Shin Chan (Korea TV Edition, MBC)
Antz (Korea TV Edition, MBC)
See also
Munhwa Broadcasting Corporation
MBC Voice Acting Division