Joaquin Phoenix, winner of the award for best performance by an actor in a leading role for "Joker", poses in the press room at the Oscars on Sunday, Feb. 9, 2020, at the Dolby Theatre in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

Best Actress: Renee Zellweger accepts the award for her performance in Judy. Picture: AP

Best Picture: Parasite. The cast and crew accept the award. See the full list of winners here. Picture: AP

Best Actor in a Supporting Role: Brad Pitt accepts the award for Once Upon a Time in Hollywood at the Oscars, at the Dolby Theatre in Los Angeles. Picture: AP

Best Actress in a Supporting Role: Laura Dern accepts the award for Marriage Story. Picture: AP

Best Original Song: (I'm Gonna) Love Me Again from Rocketman. Elton John, left, and Bernie Taupin, right, accept the award. Picture: AP

Best Director: Bong Joon Ho accepts the award for Parasite. Picture: AP

Best Adapted Screenplay: Jojo Rabbit. New Zealand born Taika Waititi, centre, poses with his award. Picture: AFP

Best Animated Feature Film: Toy Story 4. Pictured from left; Jonas Rivera, Mark Nielsen and Josh Cooley accept the award. Picture: AP

Best Animated Short Film: Hair Love. Karen Rupert Toliver and Matthew A. Cherry accept the award. Picture: AP

Best International Feature Film: Parasite, from South Korea. Director Bong Joon Ho accepts the award. Picture: AP

Best Cinematography: 1917. Roger Deakins accepts the award. Picture: AP

Best Original Screenplay: Parasite. Bong Joon Ho, left, and and Han Jin Won, right, accept the award. Picture: AP

Best Documentary Feature: American Factory. Pictured from left; Jeff Reichert, Julia Reichert, and Steven Bognar accept the award. Picture: AP

Best Live Action Short Film: The Neighbors' Window. Marshall Curry accepts the award. Picture: AP

Best Short Documentary: Learning to Skateboard in a Warzone (If You're a Girl). Elena Andreicheva, left, and Carol Dysinger, right, accept the award. Picture: AP

Best Original Score: Joker. Hildur Guonadottir accepts the award. Picture: AP

Best Visual Effects: 1917. From left; Greg Butler, Guillaume Rocheron and Dominic Tuohy accept the award. Picture: AP

Best Production Design: Once Upon a Time in Hollywood. Nancy Haigh, left, and Barbara Ling, right, accept the award. Picture: AP

Best Film Editing: Ford v Ferrari. Andrew Buckland, left, and Michael McCusker, right, accept the award. Picture: AP

Best Costume Design: Little Women. British costume designer Jacqueline Durran accepts the award. Picture: AFP

Best Sound Editing: Ford v Ferrari. Don Sylvester poses with the award. Picture: AP

Best Sound Mixing: 1917. Stuart Wilson, left, and Mark Taylor, right, pose with their awards. Picture: AP

Best Makeup and Hairstyling: Bombshell. From left; Anne Morgan, Kazu Hiro, and Vivian Baker accept the award. Picture: AP