Si la cosa funciona: Reparto
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
Clifford Lee Dickson
Boy on Street
Yolonda Ross
Boy's Mother
Samantha Bee
Chess Mother
Marcia DeBonis
Lady at Chinese Restaurant
Willa Cuthrell-Tuttleman
Chess Girl
Nicole Patrick
Perry's Friend
Olek Krupa
Morgenstern
Jessica Hecht
Helena
Lindsay Michelle Nader
Television Voice (voice)
Armand Schultz
Television Voice (voice)
Kristen Ruhlin
Melodie Club Friend #3 (uncredited)