Aku Laitinen (born as Matti Laitinen) is a Finnish actor. He is best known for appearing in various Finnish TV dramas and comdies, but he is most famously known as the voice over of Robby Ray Stewart from "Hannah Montana" and Mr. Burns from "The Simpsons". He is also the current narrator of Thomas and Friends in Finland.
He took over Matti Pellonnää's roles after his death.