Jaeden Martell is an American actor. He began his career in the 2010s, debuting in the 2013 short film Grief. He next had roles in the feature films St. Vincent and Playing It Cool. Later, he had a role in the 2015 movie Aloha. Following this, he played the recurring character Johnny Masters in the TV series Masters of Sex from 2015 to 2016. He went on to have performances in the films Midnight Special, The Confirmation, and The Book of Henry. In 2017, he became known for starring as Bill Denbrough in the supernatural horror film It. This year, he had roles in the features The Lodge, Low Tide, and The True Adventures of Wolfboy. He will reprise his role as Bill Denbrough in the upcoming It Chapter Two.