Garry Chalk

Garry Gordon Chalk is an English-Canadian actor and voice artist. He is well known for his animated roles, most notably Optimus Primal in Beast Wars: Transformers, and has starred in English-language adaptations of anime series. He is also well remembered for his role as Colonel Chekov in Stargate: SG-1 as well as appearing in many films.

He voiced Gimli in The Lord of the Rings: The Animated Saga.

He provided additional voices in The Quest for Beasts.