
Quick answer — Takeshi Kaga voices Gelardan in Pokémon the Movie 2000, Tetsuhiro Shigemura in Sword Art Online the Movie: Ordinal Scale.
Takeshi Kaga voices Gelardan (Pokémon the Movie 2000), Tetsuhiro Shigemura (Sword Art Online the Movie: Ordinal Scale).
Gelardan is voiced in Japanese by Takeshi Kaga.