Who Do You Think You Are?

Actress Margot Kidder is profiled in a look at her genealogy.

Filmmaker and activist Avi Lewis delves into his lineage and discovers the government's surveillance of his antiestablishment ancestors.

Actress Sonja Smits probes her ancestry, and encounters links to her family's past in Holland.

Singer-songwriter Chantal Kreviazuk probes her lineage and discovers ancestors linked to Ukraine and Hudson's Bay Company.

Retired general Lewis MacKenzie probes his lineage and discovers seafaring ancestors and a link to the American Revolution.