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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
Alan "The Brain" Powers (voice) · 1996 · ★ 7.0
Degrassi
Tristan Milligan · 2001 · ★ 7.6
iZombie
Bitchkraft · 2015 · ★ 7.8
Degrassi: Minis
Tristan Milligan · 2006 · ★ 9.2
Degrassi: Next Class
Tristan Milligan · 2016 · ★ 6.9
Super Why!
The Boy Who Drew Cats (voice) · 2007 · ★ 7.1
Degrassi: Don't Look Back
Tristan Milligan · 2015 · ★ 8.0
Degrassi: Whatever It Takes
Self · 2025
Spring Bloom
Birdie
