John G. Brennan to 62-letni aktor ( 1 décembre 1961). John G. Brennan wystąpił w 3 seria i 6 movies. Spektakl do znalezienia w roli (voices) / Horace (voice) / Horace / Mort Goldman (voice) / Man #2 (voice) / Mort Goldman (voice) / Mort Goldman (voice) (uncredited) / Mort Goldman / Bill Gates (voice) / Mort Goldman / Horace (voice) / Mort Goldman as Innkeeper (voice) / Mort Goldman as Lando Calrissian (voice) / Zima Bottle (voice) w serialu Głowa Rodziny. W kinie, jako Mort Goldman as Lando Calrissian (voice) (as Johnny Brennan) w filmie fabularnym Family Guy Presents: It's a Trap!.