Stephen Michael Kunken (born c. 1971) is an American actor, known for his work on t.v. and in film where he created the role of Ari Spyros on Showtime's "Billions" and Commander Putnam in the "Handmaid's Tale" on Hulu, his film work includes work with Martin Scorsese, Steven Speilberg, Woody Allen, Ang Lee, Barry Levinson, and others while in the theater Mr. Kunken is most readily known for his Tony award nomination for playing Andy Fastow in the Broadway play "Enron". Broadway credits include Frost/Nixon, Rock 'n' Roll, and Enron, for which he received a Tony Award nomination for Featured Actor in a Play.