So what has happened to the actors that starred in this huge hit of a film? Carry on reading to find out what Sam Worthington, Zoe Saldana and other cast members are up to nowadays.
Avatar received nine Oscar nominations in 2010! The film tells the story of former marine "Jake Sully" who falls in love with "Neytiri", a "Pandora" native in the year 2154.
"Neytiri" is a "Na'vi" and is the daughter of the chief of the "Omaticaya" tribe. Actress Zoe Saldana's gestures, facial expressions and voice were used to make the animated character appear more lifelike.
Zoe Saldana has starred in numerous other Hollywood productions since Avatar. In June 2013, she married Italian Marco Perego in London and the couple are proud parents of three sons.
"Jake Sully" is sent to "Pandora" to replace his late twin brother who was there on a diplomatic mission. He can interact with the locals using an artificially produced "Na'vi" avatar.
Sam Worthington played the starring role in the film Clash of the Titans in 2009. He also appeared in the films The Shack and The Hunter's Prayer, for instance. Worthington will be starring in Avatar 2 and Avatar 3, which will be released in 2020 and 2021 respectively.
Sigourney Weaver plays the scientist "Dr. Grace Augustine" in Avatar. She want to harness "Pandora's" natural resources for humankind.
The actress was successful already before Avatar and starred in the film Alien, for instance. The talented Weaver is still a very sought-after actress today and has had leading roles in both Ghostbusters and The Assignment, to name just two.
Stephen Lang is "Colonel Miles Quaritch" who declares war on "Pandora" and its inhabitants. "Quaritch" dies in the final battle against "Jake Sully" and the other "Na'vi" warriors.
Stephen Lang appeared in the TV series Terra Nova, co-produced by Stephen Spielberg in 2011. He also starred in the films Don't Breathe (2016) and Hostiles (2017).
Michelle Rodríguez plays the fighter pilot "Trudy Chacón" in Avatar. She is sympathetic to the '"Na'vi's" cause and doesn't want "Pandora" and its people to be destroyed.
Since starring in Avatar, Michelle Rodríguez has had leading roles in Resident Evil and the most recent parts of The Fast and the Furious movie series.
Giovanni Ribisi is "Colonel Miles Quaritch's" (Stephen Lang) assistant and agrees to an attack on the "Na'vi".
In 2012, Giovanni Ribisi starred in the comedy "Ted". More recently, he played a leading role in the film "Selma", which was nominated for four Oscars in 2015. He will be returning to screens in the sequels "Avatar 2" and "Avatar 3" in 2020 and 2021. He has also made a name for himself on the small screen, starring in the Amazon original series "Sneaky Pete" in 2017.
Avatar was the most expensive film of all time to date. The film officially cost an enormous 250 million dollars to be produced. Some experts say the amount was actually much higher and estimate that the film cost an actual unbelievable 400 to 500 million dollars to make.
The American linguist Paul Frommer developed the "Na'vi" language. The academic invented over 1000 words especially for the Avatar franchise!
According to director James Cameron, about 60 percent of the film is computer generated.
The second part of the franchise, aptly named Avatar 2, is set to take cinema screens by storm in 2020 and will star the original cast plus Kate Winslet and Oona Chaplin!