As Dick Van Dyke turns 100, Variety looks back at how 'The Dick Van Dyke Show' was almost canceled and how 'Mary Poppins' was considered a big risk.
Van Dyke turns 100 on Saturday, Dec. 13, and has already marked the occasion with the November release of his sixth book, and his second one on longevity, titled “ 100 Rules for Living to 100: An ...