Matthew Chinnery / Hilary Briss / Mickey / Mark

Mark Gatiss

Various Characters

Steve Pemberton

Various Characters

Reece Shearsmith

Jeremy

Michael Sheen

Dr. Erasmus Pea

David Warner

Damon

Bruno Langley

Jeremy Dyson

Jeff Balis

Barbara Dixon (Uncredited)

Paul Hays-Marshall

Dahlia

Danielle Tilley

King William III

Bernard Hill

Queen Mary II

Victoria Wood

Johnny

Alan Morrissey

Lindsay

Emily Woof

Sir Nicholas Sheet-Lightning

Mark Gattis

Claire

Liana O'Cleirigh

Vicar

Philip O'Sullivan

Director

Liam Cunningham

Casting Director

Kate O'Toole

Asian Dad

Jeff Mirza

Simon Pig

Peter Kay

Receptionist

Angel Coulby

Minnie

Lucy Miller

Peter Cow

Simon Pegg

Homunculus (Uncredited)

Rachel Rath

Tom Tit

David Ryall

Little Boy

Kevin Maher

Nurse One

Mary O'Driscoll

Nurse Two

Melanie Clark Pullen

Hospital orderly (uncredited)

Jeremy Dyson