On Madam Secretary, Elizabeth McCord's (Téa Leoni) daughter Stevie reignites a friendship with the president's son, Harrison. Harrison Dalton is portrayed by Jason Ralph. He's best known for his roles in the films A Most Violent Year, Brightest Star and I'm Obsessed With You (But You've Got To Leave Me Alone).
Ralph is currently working on the new TV series Aquarius, a 1960s cop drama about tracking down Charles Manson and the Manson family before their infamous killing spree. Téa Leoni's ex-husband David Duchovny stars. P.S. Ralph just got engaged to actress Rachel Broshnahan (The Dovekeepers, House of Cards). Madam Secretary airs Sundays at 8pm on CBS.
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