From Wikipedia, the free encyclopedia Wendy Schaal (born July 2, 1954) is an American actress and voice actress, perhaps best known as the voice of Francine Smith on the television show American Dad!. Born in Chicago, Illinois, she is the daughter of Lois (née Treacy) and the actor Richard Schaal, and the former stepdaughter of Valerie Harper. Description above from the Wikipedia article Wendy Schaal, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Wendy Schaal plays as Francine Smith (voice) in American Dad!.
Wendy Schaal is the top #1 member of the cast and appears in 300 episodes.

From Wikipedia, the free encyclopedia. Rachael Ann MacFarlane (born March 21, 1976) is an American voice actress best known for her appearances in the FOX animated series Family Guy and American Dad!, both created and executive-produced by her older brother Seth MacFarlane. Aside from voice acting, MacFarlane has also been involved in other aspects of animation, such as being a production manager for The Grim Adventures of Billy & Mandy and Welcome to Eltingville. She also wrote an episode of The Grim Adventures of Billy & Mandy, titled "Educating Grim". Description above from the Wikipedia article Rachael MacFarlane, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Rachael MacFarlane plays as Hayley Smith (voice) in American Dad!.
Rachael MacFarlane is the top #2 member of the cast and appears in 300 episodes.

Dee Bradley Baker (born August 31, 1962) is an American voice actor. Noted as his long-running-role as Squilliam Fancyson and other various characters in the hit TV series SpongeBob SquarePants. He is best known for his voice-work on Avatar: The Last Airbender, Codename: Kids Next Door, Phineas and Ferb, Adventure Time with Finn and Jake, American Dad!, Ben 10, Star Wars: The Clone Wars, Halo, Gears of War, Portal 2, and Left 4 Dead. Description above from the Wikipedia article Dee Bradley Baker, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Dee Bradley Baker plays as Nahal in American Dad!.
Dee Bradley Baker is the top #3 member of the cast and appears in 143 episodes.

Scott Grimes (born July 9, 1971) is an American actor, voice artist and musician. Some of his most prominent roles are his appearances on ER, Party of Five, Band of Brothers, and American Dad.

Scott Grimes plays as Gordon Malloy in American Dad!.
Scott Grimes is the top #4 member of the cast and appears in 26 episodes.

Seth Woodbury MacFarlane (born October 26, 1973) is an American animator, writer, comedian, producer, actor, singer, voice actor, and director best known for creating the animated sitcoms Family Guy, American Dad! and The Cleveland Show, for which he also voices many of the shows' various characters. A native of Kent, Connecticut, MacFarlane is a graduate of the Rhode Island School of Design, where he studied animation, earning a Bachelor of Fine Arts Degree. He was an animator and writer for Hanna-Barbera for several television shows, including Johnny Bravo, Cow and Chicken and Dexter's Laboratory, before creating his own series for 20th Century Fox entitled Family Guy in 1999. MacFarlane would go on to co-create American Dad! in 2005, The Winner in 2007 and The Cleveland Show in 2009 for 20th Century Fox. As an actor, he has made guest appearances on shows such as Gilmore Girls, The War at Home and FlashForward. MacFarlane's interest in science fiction and fantasy has led to cameo and guest appearances on Star Trek: Enterprise and voicing the character of Johann Kraus in Guillermo del Toro's Hellboy II: The Golden Army. In 2008, he created his own YouTube series entitled Seth MacFarlane's Cavalcade of Cartoon Comedy. As a performer, MacFarlane has sung at several venues, including Carnegie and Royal Albert Hall. MacFarlane has won several awards for his work on Family Guy, including two Primetime Emmy Awards, and an Annie Award. In 2009, he won the Webby Award for Film & Video Person of the Year. He has been a subject of criticism from television watchdog groups, such as the Parents Television Council, who regularly condemn Family Guy for its indecency. He occasionally speaks at universities and colleges throughout the United States, and is a supporter of gay rights. On the February 10, 2011 episode of the TBS variety nighttime talk-show series Conan, MacFarlane announced he is directing his first feature-length film, Ted. The film stars Mark Wahlberg as an adult, who as a child, wished his teddy bear would come to life. MacFarlane will be the voice and motion capture for the bear.

Seth MacFarlane plays as Lion-O in American Dad!.
Seth MacFarlane is the top #5 member of the cast and appears in 20 episodes.