MacArthur completed his high school studies at Deerfield Academy. After this, he joined Bowdoin College to pursue a Bachelor’s in Government. To pursue his interest in acting, he later enrolled in Groundlings Theater Company and Atlantic Theater Company, too. He made his feature film debut with Homo Erectus, portraying Thudnik. However, he is most widely known for playing Jay Geils in Angie Tribeca. His other acting credits also include Go On,
Prep & Landing
⭐ 6.9Lower Learning
⭐ 4.8The Game Plan
⭐ 6.5Dear Santa
⭐ 6.3Homo Erectus
⭐ 3.9Life As We Know It
⭐ 6.907Look
⭐ 5.7The Motel Life
⭐ 5.7Bachelorette
⭐ 5.4Someone Marry Barry
⭐ 5.6A Love Like This
⭐ 0Director's Cut
⭐ 6.315Jewtopia
⭐ 4.781The Babymakers
⭐ 5.1Prep & Landing: Totally Tinsel Collection
⭐ 9.2Super Troopers 2
⭐ 5.9Being Frank
⭐ 6.739Are We Done Yet?
⭐ 5.8She's Out of My League
⭐ 6.476Prep & Landing: Naughty vs. Nice
⭐ 6.9I'm Just F*cking with You
⭐ 5.9The Binge
⭐ 5.352The Way Back
⭐ 6.6A Haunted House 2
⭐ 6.148