Chelah Horsdal is a Canadian actress. Her acting career started in the early 2000s. During her early years, she guest starred on Andromeda and The Dead Zone. She had also starred on the miniseries 5ive Days to Midnight and had a recurring role on Stargate SG-1. She next starred on the TV movie Fallen and had a recurring part on The L Word. She next appeared as Lauren Brooks on Exes and Ohs. In the 2010s, she starred on the TV movies Lying to Be Perfect and The Client List. She went on to have recurring roles on Blackstone and Level Up. She next played Kate Spencer on Arrow. More recently she starred on the TV series Hell on Wheels and The Man in the High Castle. She also had a recurring part as Lori Matherfield on You Me Her.