Question: What English actor that starred in "Flash Gordon" also had a featured vocal roll in the flash animation "Badgers"?

Context paragraphs:
Flash Gordon's Trip to Mars: Flash Gordon's Trip to Mars is a 1938 Universal Pictures 15 chapter movie serial, based on the syndicated newspaper comic strip "Flash Gordon".  It is the second of the three Flash Gordon serials made by Universal between 1936 and 1940.  The main cast from the first serial reprise their roles: Buster Crabbe as Flash Gordon, Jean Rogers as Dale Arden, Frank Shannon as Dr. Alexis Zarkov, Charles B. Middleton as Ming the Merciless, and Richard Alexander as Prince Barin.  Also in the principal cast are Beatrice Roberts as Queen Azura, Donald Kerr as Happy Hapgood, Montague Shaw as the Clay King, and Wheeler Oakman as Ming's chief henchman.

The New Adventures of Flash Gordon: The New Adventures of Flash Gordon, also known as The Adventures of Flash Gordon, is an animated television series.  The series is actually called Flash Gordon but the expanded title is used in official records to distinguish it from previous versions.  Filmation produced the series in 1979, partly as a reaction to the mammoth success of "Star Wars" in 1977.  The series was a homage to the original Flash Gordon comic strip and featured most of the original characters, including Flash's girlfriend Dale Arden, and the scientist Hans Zarkov.  The series is still regarded as one of the most faithful adaptations, and one of Filmation's finest overall efforts.

Buster Crabbe: Clarence Linden Crabbe II ( ; February 7, 1908 – April 23, 1983), commonly known by his stage name Buster Crabbe, was an American two-time Olympic swimmer and movie actor.  He won the 1932 Olympic gold medal for 400-meter freestyle swimming event before breaking into acting.  He starred in a number of popular films in the 1930s and 1940s.  He also played the title role in the serials "Tarzan the Fearless", "Flash Gordon" and "Buck Rogers".  Crabbe is the only actor to play Tarzan, Flash Gordon and Buck Rogers – the top three syndicated comic strip heroes of the 1930s.

Toby Proctor: Toby Proctor is a Canadian actor and voice actor.  He voiced Darien/Tuxedo Mask in the English dub of the Sailor Moon anime in 54 episodes of the first two series.  His other roles include Alex Flash Gordon in Flash Gordon and Copycat Ken in Ranma ½.

Brian Blessed: Brian Blessed {'1': ", '2': ", '3': ", '4': "} ( ; born 9 October 1936) is an English actor, writer, and presenter.  He is known for his booming voice and his roles in "I, Claudius", "Blackadder", and "Flash Gordon".

David Firth: David John Firth (born 23 January 1983) is an English animator, writer, musician, actor, voice actor, filmmaker, video artist, and broadcaster.  As a cartoonist, Firth's work is largely distributed via the Internet, most notably through the popular Adobe Flash animation website Newgrounds and his own personal websites.  Several of his works in Flash animation, along with multiple music videos and works of video art, have garnered large followings.  Since the downfall of Flash animation, David now mainly uses After Effects.

Jean Rogers: Jean Rogers (March 25, 1916 – February 24, 1991) was an American actress who starred in serial films in the 1930s and low–budget feature films in the 1940s as a leading lady.  She is best remembered for playing Dale Arden in the serials "Flash Gordon" (1936) and "Flash Gordon's Trip to Mars" (1938).

Flash Gordon (1996 TV series): Flash Gordon is a 1996 animated television series based on the science fiction comic strip of the same name.  The character, who had been around in the comics pages since Alex Raymond created him in 1934, had already starred in several movie serials, a 1980 feature, and two earlier cartoon series — "The New Adventures of Flash Gordon" and "Defenders of the Earth".

Flash Gordon Strange Adventure Magazine: Flash Gordon Strange Adventure Magazine was a pulp magazine which was launched in December 1936.  It was published by Harold Hersey, and was an attempt to cash in on the growing comics boom, and the popularity of the Flash Gordon comic strip in particular.  The magazine contained a novel about Flash Gordon and three unrelated stories; there were also eight full-page color illustrations.  The quality of both the artwork and the fiction was low, and the magazine only saw a single issue.  It is now extremely rare.

Save the Badger Badger Badger: "Save the Badger Badger Badger" is a mashup of Jonti "Weebl" Picking's 2003 viral Flash animation "Badgers" and "Flash" by Queen.  The song was released on 19 May 2013, in response to proposed badger culling in the United Kingdom.  The song features vocals and guitar from Brian May and visuals reminiscent to the 1980 film "Flash Gordon", in addition to vocals from Weebl and Brian Blessed.  Said May of the song:

Supporting paragraphs: Save the Badger Badger Badger Brian Blessed
Answer: Brian Blessed