Larry David

Boris Yellnikoff

Evan Rachel Wood

Melodie St. Ann Celestine

Michael McKean

Joe - Boris' Friend #3

Conleth Hill

Leo Brockman

Patricia Clarkson

Marietta

Ed Begley Jr.

John

Carolyn McCormick

Jessica

Henry Cavill

Randy James

John Gallagher Jr.

Perry

Christopher Evan Welch

Howard

Adam Brooks

Boris' Friend #1

Lyle Kanouse

Boris' Friend #2

Yolonda Ross

Boy's Mother

Samantha Bee

Chess Mother

Marcia DeBonis

Lady at Chinese Restaurant

Olek Krupa

Morgenstern

Jessica Hecht

Helena

Armand Schultz

Television Voice (voice)

Kristen Ruhlin

Melodie Club Friend #3 (uncredited)