Thomas Middleditch

as Richard Hendricks

Martin Starr

as Bertram Gilfoyle

Kumail Nanjiani

as Dinesh Chugtai

Zach Woods

as Donald "Jared" Dunn

Matt Ross

as Gavin Belson

Amanda Crew

as Monica Hall

Josh Brener

as Nelson "Big Head" Bighetti

T.J. Miller

as Erlich Bachman

Jimmy O. Yang

as Jian-Yang

Suzanne Cryer

as Laurie Bream