The news was announced via Twitter, in a poignant video that featured messages from the cast - who warned fans: "This will make you cry".
Popular Netflix series Orange is the New Black will come to an end after Season 7.
Orange is the New Black's time is almost served.
"I am so grateful for the fun times, the knowledge, the friendships, the love, the family we have created together", Aduba, who won two Emmys for her portrayal of Suzanne "Crazy Eyes" Warren, said.
Reacting to the sad news, Laura Prepon, who plays Alex Vause, said: 'But the one thing is, our relationships will continue after the show'.
Taystee Jefferson (Danielle Brooks) was also found guilty of the murder of CO Piscatella and for starting the prison riot following the death of her friend, Poussey (Samira Wiley). "The final season is coming".
Canelo Alvarez Signs $365-Million Fight Contract, Richest Deal Ever
In the post-Floyd Mayweather-Manny Pacquiao era, Alvarez emerged as boxing's biggest star on the pay-per-view fight circuit. The Mexican's last fight - a controversial win against Gennady Golovkin - cost $84.95 in the US.
‘REVOLTING!’ Wildlife official BLASTED for posing with dead TROPHY animals in Africa
Fischer also said that he has not done anything illegal or unethical. "I didn't do anything illegal", he said. The photos show Blake Fischer and his wife posing with animals they killed in Africa.
What is acute flaccid myelitis (AFM), the polio-like illness causing worry?
Messonnier said the CDC has definitively ruled out polio - which causes a similar set of symptoms - as the cause. Samuel Dominguez, medical director of the clinical microbiology laboratory at Children's Hospital Colorado.
Actress Kate Mulgrew said she'll miss being with a "groundbreaking" TV series.
Debuting in 2013, "Orange Is the New Black" earned an Emmy nomination in 2014 for Outstanding Comedy Series and another in 2015 for Outstanding Drama Series, when it chose to switch genres.
U.S. prison dramedy Orange is the New Black will end after its 7th season.
The cast then thanked the fans for their constant support throughout seven years on the streaming service. Later, when asked by the New York Times if season 7 would be the last season, Kohanfor replied: "I haven't made a final decision yet, but I'm leaning toward ending it after seven - although the nature of the show is one that can go on and on because you can bring in new people".
Taryn Manning called the show "an wonderful journey, an awesome experience"; Dascha Polanco called it "a hell of a ride"; while Selenis Leyva said what she will miss most after seven seasons 'is you - the fans'.
The finale, 2019 season dates have not been announced yet.
"Orange Is the New Black" returns in 2019 on Netflix.