The Big Bang Theory - Episode 9.24 - The Convergence Convergence (Season Finale)

Chaos ensues when Leonard’s recently divorced parents, Alfred (Judd Hirsch) and Beverly (Christine Baranski), and Sheldon’s devoutly religious mother, Mary (Laurie Metcalf), come to town. Also, Wolowitz and Koothrappali think the government is out to get them when they are contacted about their guidance system

Emmy Award Winner Judd Hirsch Guest Stars as Leonard’s Father, Alfred
Christine Baranksi Returns as Leonard’s Mother, Beverly and Laurie Metcalf Returns as Sheldon’s Mother, Mary

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