Victor Levin Creator, Writer, Executive Producer Domhnall Gleeson Jack Actor, Executive Producer Andrea Riseborough Alice Actor Aisling Bea Lynn Actor Aimee Lou Wood Maya Actor Amanda Lawrence Dr Feldshue Actor Ella Bruccoleri Louise Actor Rachel Adedeji Donna Actor Lorenzo De Maio Executive Producer Rebecca Dundon Executive Producer Shannon Gaulding Executive Producer Juho Kuosmanen Executive Producer