Were both Peter Chan and Abel Gance actors?
no
Abel Gance
Abel Gance (] ; 25 October 188910 November 1981) was a French film director and producer, writer and actor.
 A pioneer in the theory and practice of montage, he is best known for three major silent films: "J'accuse" (1919), "La Roue" (1923), and the monumental "Napoléon" (1927).
Peter Chan
Peter Ho-sun Chan (born 28 November 1962) is a film director and producer.
La Folie du Docteur Tube
La Folie du docteur Tube is a 1915 short silent experimental film directed by Abel Gance, in which a scientist takes a white powder, and then hallucinates.
 Gance shows the man's hallucinations by using a series of distorting lenses on the camera.
 A print of the film survives. End of the World (1931 film)
End of the World (French: La Fin du monde ) is a 1931 French science fiction film directed by Abel Gance based on the novel "" by Camille Flammarion.
 The film stars Victor Francen as Martial Novalic, Colette Darfeuil as Genevieve de Murcie, Abel Gance as Jean Novalic, and Jeanne Brindau as Madame Novalic.
 The plot concerns a comet hurtling toward Earth on a collision course and the different reactions people have to the impending disaster.
 Scientist Martial Novalic who discovers the comet, seeks a solution to the problem and becomes a fugitive after skeptical authorities blame him for starting a mass panic. Captain Fracasse (1943 film)
Captain Fracasse (French:Le Capitaine Fracasse) is a 1943 French-Italian historical adventure film directed by Abel Gance and starring Fernand Gravey, Assia Noris and Alice Tissot.
 It is an adaptation of the novel "Captain Fracasse" by Théophile Gautier.
 The scenario and dialogue is by Abel Gance and Claude Vermorel and the music composed by Arthur Honegger.
 Honegger's score for the film (H. 166 in his catalogue of works) consists of around 50 minutes of music for chorus and large orchestra. J'accuse! (1938 film)
J'accuse!
 is a 1938 French war film directed by Abel Gance and starring Victor Francen.
 It is a remake of the 1919 film of the same name, which was also directed by Gance. J'accuse (1919 film)
J'accuse is a 1919 French silent film directed by Abel Gance.
 It juxtaposes a romantic drama with the background of the horrors of World War I, and it is sometimes described as a pacifist or anti-war film.
 Work on the film began in 1918, and some scenes were filmed on real battlefields.
 The film's powerful depiction of wartime suffering, and particularly its climactic sequence of the "return of the dead", made it an international success, and confirmed Gance as one of the most important directors in Europe. Napoléon (1927 film)
Napoléon is a 1927 silent French epic film written, produced, and directed by Abel Gance that tells the story of Napoleon's early years.
 On screen, the title is Napoléon vu par Abel Gance, meaning "Napoleon as seen by Abel Gance".
 The film is recognised as a masterwork of fluid camera motion, produced in a time when most camera shots were static.
 Many innovative techniques were used to make the film, including fast cutting, extensive close-ups, a wide variety of hand-held camera shots, location shooting, point of view shots, multiple-camera setups, multiple exposure, superimposition, underwater camera, kaleidoscopic images, film tinting, split screen and mosaic shots, multi-screen projection, and other visual effects.
 A revival of "Napoléon" in the mid-1950s influenced the filmmakers of the French New Wave. La Digue (film)
La Digue is a 1911 silent French film directed by Abel Gance.
 It was Gance's debut film.
 The film was never released. Happy Days (1929 film)
Happy Days is a 1929 American Pre-Code musical film, notable for being the first feature film shown entirely in widescreen anywhere in the world, filmed in the Fox Grandeur 70 mm process.
 French director Abel Gance's "Napoléon" (1927) had a final widescreen segment in what Gance called Polyvision.
 In 1927, Paramount released "Old Ironsides" with two sequences in a widescreen process called "Magnascope".
 In 1928, MGM released "Trail of '98" in a widescreen process called "Fanthom Screen".