Leah Cairns
Cairns in November 2009
Born	(1974-06-02) June 2, 1974 (age 50) North Vancouver, British Columbia, Canada
Years active	2002–present

Leah Cairns (born June 2, 1974) is a Canadian actress. She is best known for her roles as Lieutenant Margaret "Racetrack" Edmondson in Battlestar Galactica and as Kathryn MacLaren in the TV series Travelers.

Cairns was born in North Vancouver, British Columbia, and grew up in Kamloops.

Cairns appeared in Robson Arms before winning a recurring role as Jenna in Godiva's, for which she received a Leo Award nomination in 2006 for Best Supporting Performance by a Female in a Dramatic Series. Joining the Battlestar cast as Raptor pilot/ECO Racetrack at the end of season one, her performance impressed showrunners and Racetrack became a recurring character for the rest of the show. During BSG's season three Cairns also played Emily Hollander on the ABC Family series Kyle XY and appeared in Sanctuary. On the silver screen, she appeared in 88 Minutes and played Lois in Interstellar. In 2018, she co-starred in the film Diminuendo opposite Richard Hatch, her friend from the BSG reboot.

Cairns had a recurring role as Kathryn "Kat" MacLaren for the three seasons (2016–2018) of the series Travelers.

Cairns has two twin daughters. Her niece has Transverse myelitis, with Cairns' starting a Gofundme page to raise money for her medical treatment. She also organized I Walk 4 Savannah and Seattle, an event in which people were invited to walk a few miles and pledge their money to Cairns' niece and another girl with Mitochondrial disease.^[1]

• Leah Cairns at IMDb 
• Leah Cairns at TV Guide