Rachel McAdams character Sigrit Ericksdottir
Will Ferrell character Lars Erickssong
Pierce Brosnan character Erick Erickssong
Dan Stevens character Alexander Lemtov
Jamie Demetriou character Kevin Swain
Ólafur Darri Ólafsson character Neils Brongus
Melissanthi Mahut character Mita Xenakis
Joi Johannsson character Jorn
Björn Hlynur Haraldsson character Policeman - Arnar
Graham Norton character Graham Norton
Demi Lovato character Katiana
Jóhannes Haukur Jóhannesson character Johans
Bobby Lockwood character Jeff
Elena Saurel character Stage Manager
Julian Miller character Janus Skoene (uncredited)
Mikael Persbrandt character Victor Karlosson
Jon Kortajarena character Corin Vladvitch
Elina Alminas character Sasha
Alfrun Rose character Anna
Elin Petersdottir character Helka
Christopher Jeffers character Johnny John John
Rebecca Harrod character Brittny
Josh Zaré character Bill
Eleanor Williams character Jenn
Björn Stefánsson character Ian
Maxim De Villiers character French Voter
Chris Lew Kum Hoi character Jae-Bong
Tómas Lemarquis character Jiles
Smari Gunn character Lighting Assistant
Kajsa Mohammar character Lisa
Gudmundur Thorvaldsson character Man #1 (1974)
Arnar Jónsson character Man #2 (1974)
Natasia Demetriou character Nina
Hannes Óli Ágústsson character Olaf Yohansson
Hlynur Þorsteinsson character Policeman - Robert
William Lee Adams character William Lee Adams
Heidi Niemi character Stage Manager 2
Chris Beaumont character Steve Gunderson
Laura Hayden character The Wonder Four
Joshua Rumble character The Wonder Four
Harry Balazs character The Wonder Four
Jackson Couzens character The Wonder Four
Halldora Thoell character Woman #1 (1974)
Nína Dögg Filippusdóttir character Woman #2 (1974)
Alfie Melia character Young Lars
Mark Adams character Jon Ola Sand
Zack Propert character Stephan (Drummer)
Brie Kristiansen character Ros
Gunnar Cauthery character Aron
Milan van Weelden character 21st Century Viking
Alexander Tol character Dutch Voter
Andrei Zayats character Czech Republic Voter
Junior Delius character Dailbour Jinski - Belarus
Daniela Tocari character Romanian Voter
Tharan Sivapatham character Airport Attendant
Miguel Angelo character Portugal Voter
Eveline Suter character Swiss Voter
Tommy Ashby character White Snow
Lydia Clowes character White Snow
Aiste Gramantaite character Aiste Gramantaite
Salvador Sobral character Salvador Sobral
Marcus Garvey character Eurovision Director
John Lundvik character John Lundvik
Anna Odobescu character Anna Odobescu
Bilal Hassani character Bilal Hassani
Loreen character Loreen
Jessy Matador character Jessy Matador
Alexander Rybak character Alexander Rybak
Jamala character Jamala
Elina Nechayeva character Elina Nechayeva
Thomas Neuwirth character Conchita Wurst
Netta character Netta
Sophia-Grace Donnelly character Young Sigrit
Trevor Allan Davies character Old Accordion Player
Spike Jefferson character Old Bass Player
Yevgeniy Malyarchuk character Self - Host (uncredited)
