Sid

Podo Helmer

George

Angus

David

Mr. Austen (4 episodes)

Roman Castevet

Max Grendel (3 episodes)

Professor Peter Cherry (2 episodes)

Director

Bloody Fury (voice)

Kenny / Superintendent Jolliphant (1 episode)

Harold Wilson (3 episodes)

Podo Helmer (19 episodes)

Detective McHendry

Porthos

Duncan

Professor Jericho (3 episodes)

Colonel Pike

Older James

Det. Greene

Bernard Ingham (5 episodes)

Alexei Orlov (4 episodes)

Old Sean

Inspector Japp (1 episode)

Jack Greenwood (8 episodes)

Greenwood Senior (1 episode)

James Hollis (6 episodes)

The Blacksmith (10 episodes)

Franz Mendelssohn (1 episode)

Joshamee Gibbs

Harris Cochrane (6 episodes)

Older Man (1 episode)

Duncan

Spencer (6 episodes)

Major MacMahon

Harold Wilson

Ernest (1 episode)

Self - Participant (1 episode)

Russian Agent (1 episode)

Judge Richard Woodhull (40 episodes)

Karl

Daft Willy

Mr. Timperley (4 episodes)

Lawrence Mulloy

James Vanek (1 episode)

Mr. Brown (2 episodes)

Maddux

Harold Smith

Steven Watt (1 episode)

Horace Bryant (3 episodes)

Frank Devereaux (3 episodes)

Frank Devereaux (voice) (1 episode)

(1 episode)

Joshamee Gibbs

Kyle Kilpatrick

Fred Blackledge (1 episode)

Dad (6 episodes)

Mr Earnshaw (2 episodes)

Self (1 episode)

Kenneth Clarke

Self (1 episode)

Self (1 episode)

(1 episode)

Carl-Friedrich Goerdeler

Jerry

Charles Davis

Gibbs

Self (1 episode)

Harry Woolf (2 episodes)

Mike Tinsley

Joshamee Gibbs

Lord Hailstock

Frank Rosenheim (as Kevin R. McNally)

James Hopkin (2 episodes)

Buquet

Gerald Murphy

Bill Simmonds

Joshamee Gibbs

Prime Minister

Simon (9 episodes)

Robert Osborne (1 episode)

Frank Worsley (2 episodes)

Mason

Martin Luther

Tom Hamilton

(5 episodes)

Writer (2 episodes)

Orville Tudway (1 episode)

Gerald Farquaharson (1 episode)

Haas

Paul

Policeman

(6 episodes)

Alan Hook (13 episodes)

Billy McVea

Supt. Graham Kirsten (1 episode)

Self (1 episode)

Jake Leach

Clive Smith

Jack Taylor (1 episode)

(1 episode)

(1 episode)

Terry

Nahor (2 episodes)

Tommy O'Neill

Nahor

Baz Levick (6 episodes)

Kirov

Andrew Gardner

Stuart Thorn (1 episode)

Tommy O'Neill (1 episode)

Billy McVea (1 episode)

Inspector Turner (1 episode)

Mr. Bogleby (1 episode)

Sex Shop Assistant (1 episode)

Richards (1 episode)

Writer (9 episodes)

Colonel Gromyko (1 episode)

Regine's Boyfriend in the East

Adam Hartley (6 episodes)

Sergeant Hornby

Vincent Crowther (1 episode)

Slick

Colin

Mark Gentian

Richard Pearce (6 episodes)

Johnny Donoghue (3 episodes)

Tom Bennod (1 episode)

Ken

Heinz von Hollendorf

Pete

Hugo Lang (4 episodes)

Jan (John) Leigh (10 episodes)

Tony

Bruno

Hugh

Bernard

Norbanus (1 episode)

Irish Youth

Paul

(1 episode)

Drake Carne (13 episodes)

HMS Ranger Crewman

(1 episode)

Castor (4 episodes)

Jeff Kane (1 episode)

(1 episode)

Johnny