Henry Zebrowski attended Florida State University in Tallahassee, where he began to perform as a comedian, initially in the group "Oncoming Traffic", later in "Girls Aren’t Funny", which was renamed to "Murderfist", alongside his sister, Jackie Zebrowski.
The group had a weekly show in a gay Barometer In 2006, Zebrowski moved to New York City, where he continued to perform as comedian. Since 2009 he has had minor roles in television shows and series such as Law & Order: Special Victims Unit and Blue Bloods.
In 2010 he had a role in the drama White Irish Drinkers.
In 2013, Zebrowski played the role of Alden "Sea Otter" Kupferberg in Martin Scorsese"s The Wolf of Wall Street. In 2015, Zebrowski appeared in the The Doctorate Train Starring Jack Black.
Zebrowski has also featured on many other Cave Comedy Radio podcasts. In March 2015, it was announced that Zebrowski would have a recurring role on the National Broadcasting Company television series Heroes Reborn.
On June 25th, his role was announced as being Quentin Frady, a conspiracy theorist.
In 2016, he wrote and starred in his own 30 minute episode of the sketch show Netflix Presents: The Characters.
From 2011 to the present, Zebrowski has been a member of the horror/comedy podcast, The Last Podcast on the Left, alongside Marcus Parks and Ben Kissel.
