
Acting
A British actor who worked predominantly in television, Cannon appeared in several Doctor Who (1974-1983) stories during the Jon Pertwee and Patrick Troughton eras, as well as numerous episodes of classic television shows such as Steptoe & Son, The Sweeney, Porridge and The Professionals. His other credits included Beau Geste (1982), The Adventures of Sherlock Holmes (1984) and as a Stormtrooper in Star Wars: Episode IV - A New Hope, Star Wars VI - Return of the Jedi and as a Holographic Imperial Officer in Star Wars Episode V - The Empire Strikes Back.

Out of Town
as Lorry Driver

Defence of the Realm
as Greenmont Detention Centre Officer

Return of the Jedi
as Stormtrooper (uncredited)

An American Werewolf in London
as Villager (uncredited)

Outland
as Barman (uncredited)

Burning an Illusion
as Prison Warder

The Empire Strikes Back
as Holographic Imperial Officer (uncredited)

Superman II
as Prison Inmate (uncredited)

S.O.S. Titanic
as Man Trying to Storm Lifeboat (uncredited)

Doctor Who: The Armageddon Factor
as Guard

Sherlock Holmes
as Rough · 1 ep.

Beau Geste
as Legionnaire · 1 ep.

Cribb
as Second Rough · 1 ep.
Buccaneer
as Ted · 1 ep.
Breakaway
as PC Spiers · 1 ep.

Shoestring
as Man in Betting Shop · 1 ep.

Secret Army
as Belgian · 1 ep.

How Green Was My Valley
as Miner (uncredited) · 1 ep.

Doctor Who
as Guard · 1 ep.
Superman II
1980