Neither Dziga Vertov and Roger Donaldson are involved in the film industry.
Dziga Vertov (Russian:   ; born David Abelevich Kaufman, Russian:    , and also known as Denis Kaufman; 2 January 1896  12 February 1954) was a Soviet pioneer documentary film and newsreel director, as well as a cinema theorist. 
Roger Donaldson (born 15 November 1945) is an Australian-born New Zealand film director, producer and writer whose films include "The World's Fastest Indian" (2005), acclaimed 1981 relationship drama "Smash Palace", and a run of titles shot in the United States, including the Kevin Costner films "No Way Out" (1987) and "Thirteen Days" (2000), and the 1997 disaster film "Dante's Peak". 
