Jason Bateman Michael Bluth Actor Portia de Rossi Lindsay Funke Actor Will Arnett George Oscar Bluth II Actor Michael Cera George Michael Bluth Actor Alia Shawkat Maeby Funke Actor Tony Hale Byron "Buster" Bluth Actor David Cross Tobias Funke Actor Jeffrey Tambor George Bluth, Sr. Actor Jessica Walter Lucille Bluth Actor Charlize Theron Rita Guest Star Dave Thomas Trevor Guest Star Jeff Garlin Mort Meyers Guest Star Bob Einstein Larry Guest Star Scott Baio Bob Loblaw Guest Star John Viener Frank Guest Star Jason Sims-Prewitt Jay Guest Star Saemi Nakamura Japanese Hostess Guest Star John Beard John Beard Guest Star Justin Lee Annyong Bluth Guest Star Toshi Toda Japanese Buisnessman 1 Guest Star Mio Takada Japanese Buisnessman 2 Guest Star Ron Howard Executive Producer Brian Grazer Executive Producer David Nevins Executive Producer Mitchell Hurwitz Executive Producer Arlene Sanford Director Richard Day Writer Jim Vallely Writer