Special Guest Stars George Takei as Grandfather Guest Stars Katherine Tokarz as Mary Lou Retton Rosalind Chao as Barb Hartley Joshua Sasse as Ominous Figure Bill Nye as Himself Seth Morris as Oscar Walton Lawrence O'Donnell as Himself (Lawrence O'Donnell, Jr.) Joel Stein as Himself Co Starring Patrick O'Sullivan as Johnny Unitas Alden Ray as Kareem Abdul-Jabbar Krista Sutton as Lana Walton