Maggie Simpson Maggie's occasional speaking parts and other vocalisations are currently provided by Nancy Cartwright, but she has also been voiced by guest stars James Earl Jones, Elizabeth Taylor and Jodie Foster, and by series regulars Yeardley Smith and Harry Shearer. Maggie has appeared in various media relating to "The Simpsons" – including video games, "The Simpsons Movie", "The Simpsons" Ride, commercials and comic books – and has inspired an entire line of merchandise. "The Simpsons" uses a floating timeline in which the characters do not physically age, and as such the show is assumed to be set in the current year.
Grampa Simpson Grampa Simpson Abraham Jebediah "Abe" Simpson II, better known as Grampa Simpson, is a main character in the animated television series "The Simpsons". He made his first appearance in the episode entitled "Grampa and the Kids", a one-minute Simpsons short on "The Tracey Ullman Show", before the debut of the television show in 1989. Grampa Simpson is voiced by Dan Castellaneta, who also voices his son, Homer Simpson. He is also the grandfather of Bart, Lisa and Maggie Simpson. In the 1000th issue of "Entertainment Weekly", Grampa was selected as the Grandpa for "The Perfect TV Family". Grampa Simpson is