<Tr> <Th> Nationality </Th> <Td> Irish American </Td> </Tr> <P> Charles Lindbergh "Chuck" McGill, Jr., is a fictional character who appears in the crime drama television series Better Call Saul, a spin - off prequel of Breaking Bad . He is portrayed by Michael McKean, and was created by Vince Gilligan and Peter Gould . </P> <P> Chuck was born in Cicero, Illinois and is the eldest son of Ruth and Charles McGill Sr. He is the brother of fellow lawyer and titular character Jimmy McGill ("Saul Goodman"). Chuck is a successful attorney, who runs his own law firm, Hamlin, Hamlin & McGill (HHM), with partner Howard Hamlin . Chuck has become semi-reclusive and believes that he suffers from electromagnetic hypersensitivity . He was amicably divorced from his wife, Rebecca Bois, a few years before the events of Better Call Saul . </P> <P> Chuck's betrayal of and opposition to Jimmy, and his subsequent death, serve as a catalyst for Jimmy's further transformation into Saul Goodman . Chuck's death also deeply affects Howard and Kim Wexler, Jimmy's law partner and girlfriend, who are at odds in a legal battle . </P>

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