A paramilitary is a semi-militarized force whose organizational structure, training, subculture, and (often) function are similar to those of a professional military, and which is not included as part of a state's formal armed forces.
Quora User, hobbyist filmmaker. The IMDB Filming Locations page for this movie contains the list of all filming locations: Interstellar (2014) The corn fields were created in the towns of Alberta. Yes, they actually planted 500 acres of corn so that they can destroy it in the film.
Interstellar chronicles the adventures of a group of explorers who make use of a newly discovered wormhole to surpass the limitations on human space travel and conquer the vast distances involved in an interstellar voyage.