Steve Coogan as Steve Coogan

Rob Brydon as Rob Brydon

Claire Keelan as Emma

Margo Stilley as Mischa

Paul Popplewell as Paul

Rebecca Johnson as Sally

Dolya Gavanski as Magda

Kerry Shale as Steve's US Agent

Bernard Gallagher as Steve's Dad

Ben Stiller as Ben Stiller

Marta Barrio as Yolanda

Elodie Harrod as Chloe

Justin Edwards as Steve's UK Agent

Anna Stockton as Katherine

Jeronime Palmer as Greta Hall Housekeeper

Rita Davies as Dove Cottage Worker

Mike Balderstone as Geologist

Mercè Ribot as York Arms Receptionist

Ann B. O'Brien as Molly

Timothy Leach as Joe