Sherlock Holmes (2009)
Role: Sherlock Holmes
Plot: A reimagining of Arthur Conan Doyle's classic detective stories, where Holmes and his trusted friend Dr. Watson solve a series of mysterious and dangerous crimes in Victorian London.
Avengers: Endgame (2019)
Role: Tony Stark/Iron Man
Plot: The epic conclusion to the Infinity Saga, where the surviving members of the Avengers and their allies work together to reverse the damage caused by Thanos and restore balance to the universe.
Chaplin (1992)
Role: Charlie Chaplin
Plot: A biographical drama about the life of the legendary silent film star Charlie Chaplin, depicting his rise to fame, personal struggles, and enduring legacy in cinema.
Tropic Thunder (2008)
Role: Kirk Lazarus
Plot: A satirical action-comedy about a group of self-absorbed actors shooting a war film, who find themselves in a real-life conflict. Downey Jr. plays an Australian method actor who undergoes a controversial surgical procedure to portray an African-American character.
Zodiac (2007)
Role: Paul Avery
Plot: A mystery thriller based on the true story of the hunt for the Zodiac Killer, focusing on a San Francisco cartoonist who becomes obsessed with tracking down the elusive serial murderer.
Kiss Kiss Bang Bang (2005)
Role: Harry Lockhart
Plot: A neo-noir black comedy about a small-time crook who stumbles into an audition for a detective role in Hollywood, only to get entangled in a real murder mystery with a private investigator.
The Judge (2014)
Role: Hank Palmer
Plot: A legal drama about a successful lawyer who returns to his hometown for his mother's funeral, only to defend his estranged father, a judge, in a murder trial.
Good Night, and Good Luck. (2005)
Role: Joseph Wershba
Plot: A historical drama about the conflict between veteran radio and television journalist Edward R. Murrow and U.S. Senator Joseph McCarthy during the early days of broadcast journalism.
Due Date (2010)
Role: Peter Highman
Plot: A comedy about an uptight father-to-be who is forced to embark on a cross-country road trip with an eccentric aspiring actor in order to make it to his child's birth on time.
A Scanner Darkly (2006)
Role: James Barris
Plot: A sci-fi thriller based on Philip K. Dick's novel, set in a dystopian future where a cop assigned to infiltrate a drug ring becomes addicted to the substance and loses his own identity
