Jason Bateman Michael Bluth Actor Portia de Rossi Lindsay Funke Actor Michael Cera George Michael Bluth Actor Alia Shawkat Maeby Funke Actor Jessica Walter Lucille Bluth Actor Will Arnett George Oscar Bluth II Actor Tony Hale Byron "Buster" Bluth Actor Jeffrey Tambor George Bluth, Sr. Actor David Cross Tobias Funke Actor Patrice O'Neal T-Bone Guest Star Lillian Hurst Luz Guest Star Scott Atkinson Roger Danish Guest Star John Beard John Beard Guest Star Kendall Clement Fireman Guest Star Monika Jolly Donna Guest Star Clayton Staggs Clerk Guest Star Michael Bartel Young Michael Guest Star Ron Howard Executive Producer Brian Grazer Executive Producer David Nevins Executive Producer Mitchell Hurwitz Executive Producer, Writer Anthony Russo Director John Levenstein Writer