Henry Zebrowski studied at the Florida State University in Tallahassee. During his study he started to perform as a comedian, initially in the group Oncoming Traffic, later in Girls Aren’t Funny, which then renamed to Murderfist. The group then had a weekly show in a gay bar in Tallahassee.
In 2006 Henry moved to New York City, where he continued to perform as comedian. Since 2009 he also had minor roles in TV shows and series such as Law & Order: Special Victims Unit or Blue Bloods. In 2010 he had a role in the drama White Irish Drinkers. In 2013 Zebrowski played the role of Alden Kupferberg in Martin Scorsese's The Wolf of Wall Street.
From 2011 till present, Zebrowski has been a member of the horror/comedy podcast, The Last Podcast on the Left.
On March, 2015, it was announced that Henry would have a role on the NBC TV series Heroes Reborn. On June 25th, his role was announced as being Quentin Frady, a conspiracy theorist.
- Michael & Michael Have Issues (TV Series)
- CollegeHumor Originals (TV Series)
- In Security (TV Series)
- I Love the 2000s (TV Mini-Series)
- A to Z (TV Series)
- Bad Bromance (2015)
- Aqua Teen Hunger Force (TV Series)
- Your Pretty Face Is Going to Hell (TV Series)
- Crashing (TV Series)