Mia McKenna-Bruce

Lady Eileen 'Bundle' Brent

Edward Bluemel

Jimmy Thesiger

Martin Freeman

Superintendent Battle

Helena Bonham Carter

Lady Caterham

Hughie O'Donnell

Bill Eversleigh

Alex Macqueen

George Lomax

Dorothy Atkinson

Lady Maria Coote

Mark Lewis Jones

Sir Oswald Coote

Tim Preston

Rupert 'Pongo' Bateman

Ella-Rae Smith

Loraine Wade

Iain Glen

Lord Caterham

Nabhaan Rizwan

Ronny Devereux

Corey Mylchreest

Gerry Wade

Nyasha Hatendi

Dr. Cyril Matip

Robinah Kironde

Dela

Josef Davies

Alfred

Stella Stocker

Eve

Valerie Antwi

Number Two

Paul Bigley

Number Five

Guy Siner

Tredwell

Ella Bruccoleri

Socks

Liz White

Emily

Jake Davies

Detective Potter

Tristan Gemmill

Doctor Jackman

Jonathan Coote

Stevens

Peter Losasso

Young Police Officer

Lucy Backhurst

Young Bundle

William John Banks

Dancing Sailor (uncredited)

Mylie Neall

(uncredited)