John Slattery portrayed Howard Stark in Iron Man 2, the Stark Expo 1974 promotion, Ant-Man and Captain America: Civil War.
Trivia
- John Slattery is one of three actors to portray Howard Stark, along with Dominic Cooper and Gerard Sanders.
- John Slattery previously worked with Anthony Mackie in The Adjustment Bureau.
- John Slattery shares his birthday with Sebastian Stan.
- John Slattery also portrayed the Mayor in the Walt Disney Pictures superhero film Underdog.
