Lyle Lettau (born O'Donohoe; September 25, 1994) is a Canadian actor, best known for having portrayed Tristan Milligan in the Canadian teen drama show Degrassi.
Arthur
Series • 1996
Degrassi
Series • 2001
iZombie
Series • 2015
Degrassi: Minis
Series • 2006
Degrassi: Next Class
Series • 2016
Super Why!
Series • 2007
Degrassi: Don't Look Back
Movie • 2015
Degrassi: Whatever It Takes
Movie • 2025