Answers revealed in the comments.
GAME 1
What TV series that is still in production has characters named Kristin, Mandy, Boyd, Ryan, and Carol, all of whom have been played by multiple performers during the show’s run?
GAME 2
Following Andrew Jackson, there was a long period of time in which no U.S. president served two full terms in office. Which president broke this streak?
hebspeaks 
game one answer: Last man standing
game two answer: Ulysses S. Grant