Self (1 episode)

Sir Ian Blair (4 episodes)

Harry Montague

Alan Conway (6 episodes)

Brennan (1 episode)

Pope Gregory XIII (1 episode)

Philip (2 episodes)

Martin Parker (6 episodes)

Dr. Taggart ("The Good Word")

Carlos Santini (1 episode)

Dr Alwyn Thomas (3 episodes)

as Sergeant PJ Collins (4 episodes)

Alan Conway (6 episodes)

Mark Kearney

Director

Professor Aaron Östergaard

Aido Deveney

Mendel Liebermann (11 episodes)

Superintendent O'Kelly (8 episodes)

Roger Alton

Douglas Innis

Executive Producer

Jon Pitt (1 episode)

Bonham (2 episodes)

John O'Mahony

Reverend Huxley (1 episode)

(1 episode)

Johnny Rafferty

Ritchie McKee

Sandy Duffy

Sergeant Upton

Sir Ian Woodhead (1 episode)

Frank

Doctor Chaney

Jackie Fullerton

Stevie (1 episode)

Da Taggart

Edward Darby (6 episodes)

Sharon's Dad

Delivery Man

Bernard Sugden

Lord Varys (56 episodes)

Barber

Paddy

Russ

Leo Brockman

Self - Nominee (1 episode)

(6 episodes)

Robert

Max Staefel

Neville Osborn (1 episode)

Michael

Roache (6 episodes)

Neil

Soldier

Rob (1 episode)