- Her maternal grandfather, John Harrison, served as a member of Parliament for Meadow Lake, Canada, from 1949 to 1958; her father, Gerald Regan, was the 19th Premier of Nova Scotia, Canada.
- Sister Nancy Regan is a Canadian television host; brother Geoff Regan, served as the Minister of Fisheries and Oceans of Canada from 2003 to 2006.
- Studied professionally in ballet until age 15, after being forced to quit due to an injury.
- Recipient of the Outstanding Performance by a Female Actor award at the Atlantic Film Festival in 2002 for her role in My Little Eye.
- Staunch supporter of environmental and health-based organizations, including EarthJustice, Doctors Without Borders, the Sierra Club, the NRDC and Global Green.