Adapted by Sarah Phelps from the best-selling novels by Tana French, the eight-part crime drama Dublin Murders (now airing on Starz) focuses on the seemingly unrelated murder investigations of a young, talented ballerina and a vivacious, free-spirited woman led by detectives Rob Reilly (Killian Scott) and Cassie Maddox (Sarah Greene). As the Dublin police wonder whether the cases are linked and Cassie goes undercover to look for answers, past secrets threaten to derail things, both personally and professionally. During this 1-on-1 phone interview with Collider, actor Killian Scott talked about how he came to be …