The 24-year-old actor premiered the flick the day before alongside director William Eubank and his co-star Beau Knapp.
That same evening, Brenton also attended the Focus Features’ The Signal Dinner at the festival.
The evening before, Brenton took in some of the football matches at the Waldorf Astoria Hotels & Resorts and Harvey Weinstein football viewing party.
FYI: Brenton is wearing a life/after/denim Henley.
15+ pictures inside of Brenton Thwaites promoting The Signal during Sundance… More Here! »