No details on Cathey's cause of death were provided by his family, but TMZ reported that he'd been fighting lung cancer.
TMZ broke the news on Friday, revealing that the Alabama native had passed away at home in NY while surrounded by his family and friends. The actor won an Emmy in 2015 for his role on "House of Cards", and was nominated in 2014 and 2016 for the guest actor category as well.
In 2017, Cathey starred in The Immortal Life of Henrietta Lacks alongside Oprah Winfrey.
Cathey passed away at the young age of 59 on Friday at his home in NYC.
Facts about Reg E. Cathey.
Cathey was born Reginald Eugene Cathey on August 18, 1958, in Huntsville, Ala.
Netflix also released a statement, saying, "Reg was the kindest man, the most giving actor, a true gentleman". This is truly a loss for Hollywood, and our thoughts go out to Cathey's friends and family during this hard time.
Reg E. Cathey as promoter Don King in 'Hands of Stone'.
People from across the world of TV & film have been paying tribute to Cathey, including House of Cards creator Beau Willimon describing the performer as a "fountain of talent".
"Loved by everyone lucky enough to know him and work with him. Irreplaceable! The ancestors about to be challenged!"