From Wikipedia, the free encyclopedia. Sean McCann (born September 24, 1935) is one of Canada's most successful character actors and has been in the business for over 40 years. Winner of the prestigious Earle Grey Award for his lifetime achievement in television, Sean McCann has appeared in over 150 movies, television shows and plays. Description above from the Wikipedia article Sean McCann (actor), licensed under CC-BY-SA, full list of contributors on Wikipedia