Joi Johannsson
- Known for
- Acting
- Born
- November 23, 1971 (age 54)
- Birthplace
- Reykjavík, Iceland
Biography
Joi Johannsson (born Jóhann G. Jóhannsson, 23 November 1971, Reykjavík, Iceland) is an Icelandic actor, producer, and writer. He made his acting debut in 1986 in the TV mini-series Nonni and Manni and graduated magna cum laude from the University of Hartford in 1994 with a B.A. in Theatre and Cinematic Arts. He is multilingual — fluent in Icelandic, English, German, Danish, Norwegian, and Swedish — and has performed in nearly 50 theatre productions across the USA and Iceland, including A Winter's Tale (as Leontes) and One Man, Two Guvnors (as Stanley). He has also hosted, produced, and written over 200 TV episodes and 150 radio shows. His screen filmography spans more than 50 international productions. Notable credits include Flags of Our Fathers (2006), The Shamer's Daughter (2013), The Deep (2017), The Oath (2019), His Dark Materials (2019), Fortitude (2020), True Detective (2024), and Eurovision Song Contest: The Story of Fire Saga (2020). His most recent roles include Fractures (2022), Útilega (2024), The Fires (2025) as Kristinn, and The Brink of War (2026) as a KGB Colonel. He won the 2026 Edda Award for Best Supporting Actor for The Fires.
Known For
Filmography
The Brink of War
Movie · as KGB Colonel
The Fires
Movie · as Kristinn
Aftergames
Movie · as Jóngeir
Útilega
TV · as Jóhann Sveinn · 6 eps
Fractures
TV · as Ragnar · 8 eps
Áramótaskaup 2021
Movie
Everything in the End
Movie · as Kristjan
Sisterhood
TV · as Palli · 6 eps
Love on Iceland
Movie · as Editor
Eurovision Song Contest: The Story of Fire Saga
Movie · as Jorn
Agent Hamilton
TV · as Dmitri Kozlowski · 2 eps
His Dark Materials
TV · as Iofur Raknison · 2 eps
The Falcons
Movie · as Tóti
Scenario
Movie · as The Fisherman
Miss Iceland
Movie · as Jóhann
Rig 45
TV · as Vidar · 6 eps
Arctic Circle
TV · as Jens Mathiesen · 9 eps
Summer Children
Movie · as The Carpenter
The Oath
Movie · as Cop
In Front of Others
Movie
The Shamer's Daughter
Movie · as Dres
True Detective
TV · as Crab Plant Manager · 1 ep
The Lava Field
TV · as Gísli · 4 eps
Shetland
TV · as Andreas Hagan · 1 ep
The Deep
Movie · as Palli
City State
Movie · as Store owner
Polite People
Movie · as Askur
The Magic Wardrobe
Movie · as Harpa presenter
Circledrawers
Movie · as Schubert
The Cliff
TV · as Gisli
The Higher Force
Movie · as Ásgeir
Flags of Our Fathers
Movie · as Sergeant on Beach
When Children Play in the Sky
Movie
Búbbarnir
TV · 18 eps
LazyTown
TV · as Johnny SportsCandyseed · 1 ep
Áramótaskaup 2001
Movie · as Eyþór Arnalds
Angels of the Universe
Movie · as Police Mman (uncredited)
The Dance
Movie · as Vítus
Behind Schedule
Movie · as Teenage gang memeber #1