<Li> Keith Carradine as Conrad Dalton ( season 2 -- present ; recurring season 1 ) , the President of the United States . Before going into politics , Conrad was the Director of the Central Intelligence Agency during Elizabeth 's time at the CIA . In `` Unity Node '' , he reveals that he served in the United States Marine Corps as a second lieutenant during the Vietnam War . In the third season , Dalton secures reelection as an independent after failing to secure his party 's nomination , partly due to a controversial change in policy championed by Elizabeth McCord . He offers Elizabeth the role of Vice President during his campaign , but eventually names someone else in order to further his campaign . Elizabeth remains Secretary of State . </Li>
<Li> Keith Carradine as Conrad Dalton ( season 2 -- present ; recurring season 1 ) , the President of the United States . Before going into politics , Conrad was the Director of the Central Intelligence Agency during Elizabeth 's time at the CIA . In `` Unity Node '' , he reveals that he served in the United States Marine Corps as a second lieutenant during the Vietnam War . In the third season , Dalton secures reelection as an independent after failing to secure his party 's nomination , partly due to a controversial change in policy championed by Elizabeth McCord . He offers Elizabeth the role of Vice President during his campaign , but eventually names someone else in order to further his campaign . Elizabeth remains Secretary of State . </Li>
who plays the acting president on madam secretary
who plays the acting president on madam secretary
Keith Carradine
Keith Carradine