As explained by People , the 2008 satirical comedy film featured Downey Jr. as Kirk Lazarus, a White Australian method actor who underwent “pigmentation alteration” surgery to play Staff Sergeant Lincoln Osiris, a Black character, complete in blackface .

Ben Stiller is doubtful that his 2008 satirical comedy “Tropic Thunder” could get made today. The film, which centers on a group of egotistical actors making a Vietnam War movie, grossed nearly $200 million worldwide and picked up an Oscar nomination for supporting actor thanks to Robert Downey Jr.

Robert Downey Jr. starred in the 2008 satire as an Australian actor who uses blackface to portray an African-American soldier.