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Seth MacFarlane, Matt Weizman and Matt Baker
Peter Griffin in the popular television series "Family Guy" was played by the voice actor, Seth Macfarlane. Seth Macfarlane is the creator of "Family Guy," "American Dad," and the movie "Ted."
Scott Grimes
They are both produced and have voices and such by seth macfarlane, but are not similar, and are not the same animation.
He is an animator that created the series Family Guy and American Dad!. His company, Fuzzy Door Productions, was created in Providence, Rhode Island.
Peter voiced Miles in the Season One|Episode 20 of American Dad, Roger & Me
The cast of Cavalcade of Cartoon Comedy - 2008 includes: Joseph Alexander Patrick Smith as Babalos Jeff Bergman as Host Jennifer Birmingham Alex Borstein Alex Borstein as Abbie Alex Borstein as Wife Alexandra Breckenridge as Princess Peach Kirker Butler as Cow Chris Cox Chris Cox as Fish Chace Crawford Christine Devine as Anchorwoman Jackson Douglas Jackson Douglas as Mike Ralph Garman Gilbert Gottfried Seth Green Seth Green as Albert Seth Green as Muhammad Ali Mark Hentemann Mark Hentemann as Mountain Climber Mark Hentemann as Vishnu Phil LaMarr as Harry Rachael MacFarlane Seth MacFarlane Seth MacFarlane as Barry Gibb Seth MacFarlane as Dad Seth MacFarlane as Dog Seth MacFarlane as Frog Seth MacFarlane as Horse Seth MacFarlane as Psychiatrist Seth MacFarlane as Scottsman Rachael MacFarlane as Stephanie Seth MacFarlane as Storyteller Seth MacFarlane as Super Mario Seth MacFarlane as The Great Gazoo Seth MacFarlane as Tom Waits Seth MacFarlane as Wile E. Coyote Rachael MacFarlane as Woman Chris Sheridan as Beaver Stephen Stanton as Jeff Goldblum Alec Sulkin Alec Sulkin as Customer Alec Sulkin as Deer Alec Sulkin as Jesus Christ Alec Sulkin as Mark Alec Sulkin as Steve John Viener John Viener as Man John Viener as Minister Lisa Wilhoit
American Dad has had dozens of producers over the course of the show, but the individuals that have been a part of the most episodes are Kara Vallow 183 Episodes, Seth MacFarlane 160 Episodes, Mike Barker 141 Episodes, and Matt Weitzman 141 Episodes.
Thousands of people "make" the episodes of Family Guy & American Dad. There are far too many to list. If by chance you mean who created the shows. Seth MacFarlane created both of them. He along with David Zuckerman created Family Guy and He & Mike Barker & Matt Weitzman created American Dad.
American Dad is an adult cartoon about a "secret agent" who is father to a strange family. There are adult situations in it, and is not designed for children. It airs on Fox network.
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Seth MacFarlane is most famous for creating the cartoon series Family Guy, as well as voicing many of the characters. He is also responsible for the cartoons American Dad and The Cleveland Show. More recently he wrote, directed and starred in the movie Ted. He also hosted the 85th Academy Awards.