With Antoine Bertrand, Guillaume Cyr, Rose-Maïté Erkoreka, Gilbert Sicotte. Biopic of Louis Cyr, strongest man in the world at the end of the 19th Century. Louis Cyr (2013) cast and crew credits, including actors, actresses, directors, writers and more. A biopic directed by Daniel Roby, the film stars Antoine Bertrand as Canadian strongman Louis Cyr. The film is based on a novel by Paul Ohl. The movie is exploring the story from Lowell, Massachussets, in the late 19th century when Louis Cyr, a French-Canadian labourer working in a … Directed by Daniel Roby. Louis Cyr (French: Louis Cyr, l'homme le plus fort du monde) is a 2013 Canadian drama film.