Eric Goldberg: Eric Goldberg. Animation Department: Looney Tunes: Back in Action. Eric Goldberg is an animator, director and voice actor from Pennsylvania who is known for his work on Looney Tunes: Back in Action, Pocahontas, Aladdin, The Princess and the Frog, Fat Albert, Fantasia 2000, Moana, Winnie the Pooh and Hercules. He voiced Marvin the Martian, Tweety Bird and Speedy Gonzales in Looney Tunes media. He is married to Susan.