Casting Les Griffin
S05E16 Que d'os que d'os

Seth Green
Additional Voices / Chris Griffin

Mila Kunis
Meg Griffin

Alex Borstein
Catherine Bell / Lois Griffin

Margaret Easley
Various

Seth MacFarlane
Additional Voices / Don Knotts / David James Elliott / Tom Tucker / Glenn Quagmire / Stewie Griffin

Patrick Warburton
Joe Swanson

Ralph Garman
Garbageman

Bob Costas
Bob Costas

Scott 'Carrot Top' Thompson
Carrot Top

Lori Alan
Diane Simmons

John Viener
Announcer / Sylvester Stallone

Stacey Scowley
Various

Danny Smith
TV Announcer/Blind Man/Man in High Trouser #1/Guy in Threesome/Priest

Susana G. Esteban
Woman

Mike Henry
Bruce the Performance Artist / John Herbert / Cleveland Brown