Director Robert McCallum’s documentary serves as a gentle love letter to the man who kept Canadian kids entertained for four decades.

Don’t come to Mr. Dressup: The Magic of Make-Believe, looking for dirt. There isn’t any. There are no bodies buried in the Tickle Trunk. It’s Mr. Dressup for goodness sake. It's a feel-good blast of nostalgia, a portal to a kinder and gentler time.

It’s a sweet film, even if it sometimes feels sketchy and incomplete.

Director Robert McCallum has reams of material, and the film boasts a wealth of archival clips and interviews as well as more intimate recollections from Coombs’ children and grandchildren...