Born in Neilston, East Renfewshire, Scotland, Kevin attended PACE Theatre Company in Paisley as a child and later trained at the Royal Scottish Academy of Music & Drama. He is most known for appearing in
Sunshine on Leith (2013),
Sunset Song (2015) and
Fantastic Beasts and Where to Find Them (2016).
In April 2021, Guthrie was found guilty of a sexual assault against an actress that occurred in 2017. He was sentenced to three years in prison and placed on the Sexual Offenders Register indefinitely.