[12] In 2015, Smith appeared in the TV shows such as: Hart of Dixie as Chet, Hawaii Five-0 as young Steve McGarrett, Grey's Anatomy as Nick, Resident Advisors as Marcus, Chicago P.D.
[15][16] He starred in the sports drama film Wolves opposite Michael Shannon and Carla Gugino, in which he played the character of Anthony Keller.
[21][22] He appeared in a pilot for the TV remake of the 90s smutty teen classic Cruel Intentions as Bash Casey, his character about the son of Sebastian and Annette who was previously unaware of his father's wild history.
[23][24][25] In 2017, Smith starred in the thriller film You Get Me opposite Bella Thorne, Halston Sage and Nash Grier, which was released on Netflix on June 23, 2017, playing Tyler Hanson.
[26][27] He also played the role of Billy Sreaves in the 2017 film Lost Child alongside Leven Rambin, Jim Parrack and Landon Edwards, which was released on 14 September 2018.
[31] He played the role of Belford in the action thriller film Hunter Killer stars Gerard Butler and Gary Oldman, based on the 2012 novel Firing Point by Don Keith and George Wallace.