who plays the president's son on madam secretary
Jason Ralph In 2014, he starred in the comedy-drama movie I'm Obsessed with You alongside Manish Dayal, Rachel Brosnahan and Thomas McDonell. In 2014, he played the role of Ian Thompson in the film A Most Violent Year. In 2015 he played the role of Harrison Dalton, the son of President Dalton in the CBS's TV series Madam Secretary and as Mike Vickery in the NBC's TV series Aquarius , he also plays Stan in Manhattan. The same year Ralph was cast as Quentin Coldwater, one of the lead roles in the Syfy fantasy drama series The Magicians the series premiered on December 16, 2015.[5][6]