We’ll have to see what “shock” Winnick is referring to as the series progresses. Fans can catch Winnick in Big Sky on ABC on Tuesdays at 10 p.m. E.S.T.

Who Is ‘Big Sky’ Star Katheryn Winnick? 'Big Sky' has been something of a surprise hit for ABC. Fans are particularly interested in Katheryn Winnick and what her life is like off set.