With multiple TV and film credits, he currently portrays Kai Holman in the CBS action crime drama NCIS: Hawaiʻi and Valandil on Amazon Prime's The Lord of the Rings: The Rings of Power fantasy drama.
[5] Tarrant graduated from Toi Whakaari, New Zealand's foremost national drama school, in 2012,[6] having won the Museum Art Hotel Scholarship for his final year.
[2] Tarrant appeared in season four of SeaChange,[7] and played Maui in the 2015 BBC series Tatau.
[6] Tarrant appeared in When We Go to War, Filthy Rich, 800 Words,[6] and The Other Side of Heaven 2: Fire of Faith.
[7] From 2018 to 2019, he played the despised Dr. Lincoln Kimiora on the New Zealand prime-time soap opera Shortland Street.