Here is the list of the top 10 highest-grossing movies of all time as of year 2021. Three are coming from the Marvel Studios, and 2 from Walt Disney Pictures. See the list below, ranked from Top 10 to 1.

Table of Contents:
πŸ‘‰ Frozen II
πŸ‘‰ Furious 7
πŸ‘‰ The Avengers
πŸ‘‰ The Lion King
πŸ‘‰ Jurassic World
πŸ‘‰ Avengers: Infinity War
πŸ‘‰ Star Wars: The Force Awakens
πŸ‘‰ Titanic
πŸ‘‰ Avatar
πŸ‘‰ Avengers: Endgame

Top 10 Highest Grossing Films of all time

πŸ‘‰ TOP 10: Frozen II
Synopsis: Queen Elsa starts hearing a mysterious melodic voice calling to her. Unsettled, she answers it and that awakens the elemental spirits that lead her to a quest to restore an old injustice.
Directors: Jennifer Lee, Chris Buck
Box office: 1.5 billion USD (Estimated)
Cast: Idina Menzel, Kristen Bell, Jonathan Groff, Josh Gad, more...
Worldwide Gross: $1,450,026,933 (2019)

πŸ‘‰ TOP 9: Furious 7
Synopsis: Dominic and his family are caught in a quagmire when Shaw's brother seeks bloody revenge. They must not only deal with their enemy but also save a crucial programme from falling into the wrong hands.
Director: James Wan
Box office: 1.516 billion USD
Cast: Paul Walker (Brian O'Conner), Vin Diesel (Dominic Toretto), Michelle Rodriguez (Letty), Dwayne Johnson (Luke Hobbs), more...
Worldwide Gross: $1,516,045,911 (2015)

πŸ‘‰ TOP 8: The Avengers
Synopsis: Nick Fury is compelled to launch the Avengers Initiative when Loki poses a threat to planet Earth. His squad of superheroes put their minds together to accomplish the task.
Director: Joss Whedon
Characters: Iron Man (Robert Downey, Jr.), Black Widow (Scarlett Johansson, Ryoko Yonekura), Thor (Chris Hemsworth), Captain America (Chris Evans), more...
Worldwide Gross: $1,518,812,988 (2012)

πŸ‘‰ TOP 7: The Lion King
Synopsis: Simba, a young lion prince, flees his kingdom after the murder of his father, Mufasa. Years later, a chance encounter with Nala, a lioness, causes him to return and take back what is rightfully his.
Director: Jon Favreau
Box office: 1.657 billion USD
Budget: 260 million USD (2016)
Cast: Donald Glover (Simba), BeyoncΓ© (Nala), James Earl Jones (Mufasa), Seth Rogen (Pumbaa), more...
Worldwide Gross: $1,656,943,394 (2019)

πŸ‘‰ TOP 6: Jurassic World
Synopsis: A theme park showcasing genetically-engineered dinosaurs turns into a nightmare for its tourists when one of the dinosaurs escapes its enclosure. An ex-military animal expert steps up to save the day.
Director: Colin Trevorrow
Box office: 1.67 billion USD
Budget: 150 million USD
Cast: Bryce Dallas Howard (Claire Dearing), Chris Pratt (Owen Grady), Nick Robinson (Zach), Irrfan Khan (Simon Masrani), more...
Worldwide Gross: $1,671,713,208 (2018)

πŸ‘‰ TOP 5: Avengers: Infinity War
Synopsis: The Avengers must stop Thanos, an intergalactic warlord, from getting his hands on all the infinity stones. However, Thanos is prepared to go to any lengths to carry out his insane plan.
Directors: Joe Russo, Anthony Russo
Box office: 2.048 billion USD
Budget: 316 million USD (2018)
Film series: The Avengers
Cast: Tom Holland (Spider-Man), Robert Downey, Jr. (Iron Man), Chris Hemsworth (Thor), Scarlett Johansson (Black Widow), more...
Worldwide Gross: $2,048,359,754 (2018)

πŸ‘‰ TOP 4: Star Wars: The Force Awakens
Synopsis: A new order threatens to destroy the New Republic. Finn, Rey and Poe, backed by the Resistance and the Republic, must find a way to stop them and find Luke, the last surviving Jedi.
Director: J.J. Abrams
Worldwide Gross: $2,068,223,624 (2015)

πŸ‘‰ TOP 3: Titanic
Synopsis: Seventeen-year-old Rose hails from an aristocratic family and is set to be married. When she boards the Titanic, she meets Jack Dawson, an artist, and falls in love with him.
Director: James Cameron
Featured song: My Heart Will Go On
Screenplay: James Cameron
Awards: Academy Award for Best Picture
Cast: Kate Winslet (Rose DeWitt Bukater), Leonardo DiCaprio (Jack Dawson), Billy Zane (Caledon Hockley), Kathy Bates (Margaret Brown), more...
Worldwide Gross: $2,194,439,542 (1997)

πŸ‘‰ TOP 2: Avatar
Synopsis: Jake, who is paraplegic, replaces his twin on the Na'vi inhabited Pandora for a corporate mission. After the natives accept him as one of their own, he must decide where his loyalties lie.
Director: James Cameron
Box office: 2.79 billion USD
Budget: 237 million USD (2009)
Cast: Zoe Saldana (Neytiri), Sam Worthington (Jake Sully, Tommy), Sigourney Weaver (Grace), Stephen Lang (Colonel Miles Quaritch), more...
Worldwide Gross: $2,790,439,000 (2009)

πŸ‘‰ TOP 1: Avengers: Endgame
Synopsis: After Thanos, an intergalactic warlord, disintegrates half of the universe, the Avengers must reunite and assemble again to reinvigorate their trounced allies and restore balance.
Directors: Joe Russo, Anthony Russo
Box office: 2.798 billion USD
Budget: 356 million USD (2019)
Awards: MTV Movie Award for Best Villain
Cast: Chris Evans (Captain America), Robert Downey, Jr. (Iron Man), Chris Hemsworth (Thor), Mark Ruffalo (Hulk)