Greg Siewny is an actor, producer, and medical consultant in films, known for A Bachelor's Valentine and The Green Oak Guardian. After a successful career as an OB/Gyn Surgeon in his hometown in Ohio, he stumbled into movie making. He also has a beloved classic car, which he uses in productions.
Gender: Male
Last Info Sync: 8/30/2025 4:40:00 PM
Greg Siewny's Filmography on TV
List of programs starring Greg Siewny on tv. Programs are sorted in order of last seen on tv. Last updated: Sep 2, 2025 4:14 AM
THE ALTO KNIGHTS (2025)
Two of New York's most notorious organized crime bosses, Frank Costello and Vito Genovese, vie for control of the city's streets. Once the best of friends, petty jealousies and a series of betrayals place them on a deadly collision course that will reshape the Mafia (and America) forever.