Lost Years: A People's Struggle for Justice (Chinese: 失去的岁月) is a 2011 documentary directed by Kenda Gee and Tom Radford. The film premiered on December 5, 2011, at the Guangzhou International Documentary Film Festival, where it won the Best Documentary Award for history and culture. The film also aired as a two-part, national television mini-series for the Canadian Broadcasting Corporation. A series of extended episodes subsequently aired on CTV Two Alberta, June 8 and 15, 2013, with repeat broadcasts on November 16 and 23.

Gee and Radford began work on the film in late 1999, taking twelve years to fully research the movie. Of the film, Gee and Radford stated that they were "originally inspired by the tale of Larry Kwong of Vernon".