Given this paragraph about Outlander, who stars in Outlander?

Outlander stars Caitriona Balfe (as Claire Randall).  Her co-start is Sam Heughan (as Jamie Fraser).  It is a Starz TV Series portraying star crossed lovers who meet across time. Claire travels from 1945, back in time to 1743 and encounters: adventure, mystery, and political intrigue of the Jacobite uprising; all the time growing closer and closer to her true love Jamie Fraser. The 2014 (to present) show is based on the Outlander book series written by Diana Gabaldon, originally published in the 1990's.