John Krasinski directed, co-wrote, and starred in 'A Quiet Place,' which is considered one of the best horror films of the year. Krasinski admitted to Jimmy Kimmel that he didn?t simply play a father attempting to protect his family from murderous aliens. UpRoxx reported that Krasinski secretly played the aliens as well. ?Nobody knows it because I?ve kept it quiet,? Krasinski revealed.