Lyle Lettau. Lyle Lettau. Actor: Degrassi: The Next Generation. Lyle Lettau is known for Degrassi: The Next Generation (2001), Degrassi: Next Class (2016) and Degrassi: Minis (2005). Lyle Lettau (born O'Donohoe) is a Canadian actor, best known for having portrayed Tristan Milligan, being introduced in the second part of Season 11 of Degrassi. He is known for portraying, "The Brain" from season 12 to season 15 of the TV show, Arthur. Lyle Lettau is a famed Canadian actor who is well known for playing the role of Tristan Milligan in the popular TV series Degrassi. He is also best recognized in TV shows such as The Brain and Arthur..
Lyle Lettau is known for iZombie (2015), Spring Bloom and Degrassi: Next Class (2016). Lyle Lettau, Degrassi television franchise veteran who has portrayed his character of Tristan Milligan in Degrassi: Don't Look Back, Degrassi: The Next Generation, Degrassi TV, Degrassi: Minis and behind the scenes as himself in Degrassi: On the Set. Lyle Lettau is a well-recognized Canadian actor and television personality. Lettau is widely famed for his role as Tristan Milligan in the popular TV series, Degrassi: Next Class in 2016. Moreover, he voiced the Brain on Arthur from season 12 to season 15, and in Postcards from Buster season 3. 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. 276 Followers, 1 Following, 1 Posts - Lyle Lettau (@lylelettau) on Instagram: "Lyle Lettau is a Canadian born film and television actor. His personal account is @sekretmoon" Best known for playing Tristan Milligan in four of the Degrassi franchise television series. He dreamed of being on Degrassi since age ten. He originally auditioned for the character of Mo. He portrayed The Brain on the show Arthur for seasons 12-15. His birth name is Lyle o'Donohue, but chose to go with Lettau in honor of his grandmother.
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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. 276 Followers, 1 Following, 1 Posts - Lyle Lettau (@lylelettau) on Instagram: "Lyle Lettau is a Canadian born film and television actor. His personal account is @sekretmoon" Best known for playing Tristan Milligan in four of the Degrassi franchise television series. He dreamed of being on Degrassi since age ten. He originally auditioned for the character of Mo. He portrayed The Brain on the show Arthur for seasons 12-15. His birth name is Lyle o'Donohue, but chose to go with Lettau in honor of his grandmother.
