Cast of Karla

24 credited, in billing order.

Laura Preponas Karla Homolka

Misha Collinsas Paul Bernardo

Patrick Bauchauas Dr. Arnold

Emilie Jacobsas Peggy

Alex Boyd

Alex Boydas Nick

Tess Harperas Molly Czehowicz

Leonard Kelly-Youngas Dan Czehowicz

Cherilyn Hayresas Tammy Homolka

Sarah Foretas Kaitlyn Ross

Kristen Honey

Kristen Honeyas Tina McCarthy

Cole James

Cole Jamesas Tina's Friend

William Duffyas Detective Porter

Adam Liebermanas Detective Morgan

Shawn Hoffman

Shawn Hoffmanas Detective Steve Kirby

Tony Denisonas Detective Burroughs

Jeff Doucetteas Burroughs's Partner

Carole Ita Whiteas Waitress

Fiona Manners

Fiona Mannersas Rape Victim #1

Tanya Lemelle

Tanya Lemelleas Rape Victim #2

Tony Shawkat

Tony Shawkatas Border Guard #1

Anna Pheil

Anna Pheilas Patricia

Zach DiLiberto

Zach DiLibertoas Doug

Nikki McCauleyas Jessie

Bunny Gibsonas Mrs. Ross