Louis Zorich
Louis Zorich is an American actor. He is perhaps best known to television audiences for his portrayal of Paul Reisers father, Burt Buchman, on the NBC series Mad About You. He played the role from 1993 to 1999.
Zorich was born in Chicago, Illinois, the son of Croatian immigrants Anna and Christ Zorich. He attended Earle Elementary School before going on to attend Roosevelt College and Goodman Theater School of Drama in his hometown of Chicago. Zorich has been married to Academy Award winning actress Olympia Dukakis since 1962. They have three children together. Louis nephew, Chris Zorich, is a former defensive tackle who played in college for the Notre Dame Fighting Irish and in the National Football League for the Chicago Bears and Washington Redskins.
Source: Wikipedia