Frank Welker

Frank Welker is a veteran American actor who, for most of his career, has specialized as a voice actor, best known for his role as Fred Jones from the Scooby-Doo franchise since its conception in 1969; as the only original voice actor still with the Scooby-Doo franchise, along with the voice of Megatron and Soundwave in the Transformers franchise; specifically Transformers G1 and Transformers: Prime, as well as Scooby-Doo since 2002.

He is also known for imitating various animal sounds, so he has been an important piece in Pixar films, among the characters to whom he soundly sounded are Scud from Toy Story, Bird from A Bug's Life, Bullseye and Buster from Toy Story 2 and Toy Story 3, Sulley's roars from the saga of Monsters Inc., Whale from Finding Nemo and Monkey from Toy Story 3.