Inspector

The Security Chief (archive footage)

Lama

Mr Lambert (1 episode)

Franz Dietrich

Colonel Bickerton

Barrister

Coroner (1 episode)

Bill Norton (1 episode)

Bill Norton

Bursar (1 episode)

Uncle Arthur (4 episodes)

Nefred (4 episodes)

Mr Glassworth (1 episode)

Grant (1 episode)

Saxby (1 episode)

Mr Kemp

Minister

Mr. Plenderleith (1 episode)

Humphrey Cobb (1 episode)

Gaston Colbert (5 episodes)

Peppery Man (1 episode)

Montanus (1 episode)

Malcolm Yorke

Beadle (4 episodes)

Guy Wall (1 episode)

Coroner

Detective Chief Inspector Sandman (2 episodes)

Thomas Richmond

Thomas Richmond (1 episode)

Matilda Edgington (2 episodes)

The Major (1 episode)

Mr Lloyd (1 episode)

(1 episode)

Mr. Barratt (1 episode)

Bill Wilton (1 episode)

Sir Adam Blake (1 episode)

Mr. Purvis (1 episode)

Mr. Fisher (1 episode)

Henri Moussac (1 episode)

Mullet (1 episode)

Gumbold

Mr Phelan (1 episode)

Arthur Wilkington (1 episode)

Villiers (1 episode)

Baby Face Bixby (1 episode)

Lifanov (1 episode)

Protopopov (1 episode)

Adolphus 'Dolly' Spanker (1 episode)

Dr. Lenton (1 episode)

Tarbox (1 episode)

Reynolds

Captain Edward Phipps (1 episode)

(1 episode)

Alfred

Martin Schulse (1 episode)

Martin Schulse (1 episode)

Orders Clerk

Ford (uncredited)