In Monarch: Legacy of Monsters Season 1, Kurt Russell's Lee Shaw cuts a very unpredictable figure. Initially, he seemed like he was going to help Cate's team find her father, Hiroshi, in the present. It made sense, because he was close to Hiroshi's father, Bill Randa, when they worked together for Monarch in the 1950s.
Source:https://www.cbr.com/monarch-legacy-of-monsters-lee-shaw-true-mission/