Voice cast · Writer

Seth MacFarlane

Voices Brian Griffin, Glenn Quagmire, Peter Griffin and Stewie Griffin and wrote 3 episodes. Credits are those recorded on the Wikipedia season tables and cross-checked against Wikidata and IMDb.

Voices

BGBrian Griffin GQGlenn Quagmire PGPeter Griffin SGStewie Griffin

Voice credits by episode

Credited in the principal cast of 460 episodes across 24 seasons, most often as Peter Griffin (452), Stewie Griffin (438), Brian Griffin (434). IMDb lists up to ten voice credits per episode, so this is a floor.

Season 1 7

Season 2 21

Season 3 22

Season 4 30

Season 5 18

Season 6 12

Season 7 16

Season 8 21

Season 9 18

Season 10 23

Season 11 22

Season 12 21

Season 13 18

Season 14 20

Season 15 20

Season 16 20

Season 17 20

Season 18 20

Season 19 20

Season 20 20

Season 21 20

Season 22 14

Season 23 20

Season 24 17

Written

S1 E1Death Has a Shadow31 Jan 1999Written by Seth MacFarlane, directed by Peter Shin.S3 E21Family Guy Viewer Mail #114 Feb 2002Written by Gene Laufenberg, Seth MacFarlane, Jim Bernstein and Michael Shipley, directed by Pete Michels, Scott Wood and Michael Dante DiMartino.S4 E1North by North Quahog1 May 2005Written by Seth MacFarlane, directed by Peter Shin.

Provenance

Facts only

Sources: familyguy.co.uk/episodes/
Wikipedia: Seth MacFarlane
Wikidata Q188492
IMDb
Data refreshed: 6 September 2026
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Licence: Facts are not copyrightable. Source text on Wikipedia is CC BY-SA 4.0; Wikidata is CC0; IMDb data is used for verification under its non-commercial terms.
Note: Voice credits: Information courtesy of IMDb (https://www.imdb.com). Used with permission. Photograph by Kevin Paul, CC BY 4.0, via Wikimedia Commons.