Lydia Leonard
— Sarah
Timothy Spall
— Edward
Ella Rumpf
— Coco
Simon Manyonda
— Charles
Emun Elliott
— Tom
Sverrir Gudnason
— Alfons
Björn Hlynur Haraldsson
— Dries
Rob Delaney
— Ralph
Gina Bramhill
— Liz
Ashley McGuire
— Esther
Ahd Tamimi
— Male flight attendant
Naveed Khan
— David
Pétur Jóhann Sigfússon
— Bartender
Nick Blakeley
— Architect
Svandís Dóra Einarsdóttir
— Information desk clerk
Graham Littlewood
— Passenger with book
Rene Costa
— Airport Passenger (uncredited)
Gillian Vassilliou
— Airport Passenger (uncredited)