Watch Mouseland for Free: How to Stream the Movie Online at 123Movies. . The Story of Mouseland was a story first told by Clarence Gillis, and later and most famously by Tommy Douglas, leader of the Saskatchewan Co-operative Commonwealth Federation that became the New Democratic Party of Canada, both social democratic parties. It was a political fable expressing the CCF's view that the Canadian political system was flawed in offering voters a false dilemma: the choice of two parties, neither of which represented their interests.