Chuck

Chuck Versus the Family Volkoff (4x20)

Air date: Apr 11, 2011

A bad day gets worse when Sarah throws Chuck a surprising relationship curveball as the CIA orders Vivian Volkoff assassinated. In order to prove Vivian's innocence, Chuck must put his trust in a dangerous ally her father Alexei Volkoff. Meanwhile, Ellie suspects that her mother is interfering with the search into her father's past.