Captain America: Civil War "had a good opening twenty [minutes], but then I honestly can't remember what the movie was about." He also felt the film lacked levity, especially considering the Russo brothers' background in comedy. According to Feige, "Civil War" is the conclusion of the Captain America trilogy that began with "The First Avenger". While it is the final standalone Captain America film in Evans' contract with Marvel Studios, Evans stated in September 2015 that he was open to extending his contract past "" and "", the final films on his contract at the time. In November 2018, Joe Russo said that Evans
Captain America: The First Avenger or actual vehicles from the period were used as inspiration. Daniel Simon, who was previously responsible for many vehicle designs in "", was appointed Lead Vehicle Designer. Director Johnston cited Simon's book "Cosmic Motors" as a reason to trust his influence, saying "he's sort of the guy I wanted to be when I was designing stuff for "Star Wars"". The Red Skull's car, for instance, was based on two Mercedes-Benz vehicles from the 1930s, the 540K and the G4. "Variety" reported in March 2010 that Chris Evans was cast as Captain America and Hugo Weaving as the Red Skull; Marvel