Favreau insisted on having Downey as he repeatedly claimed that Downey would be to Iron Man what Johnny Depp is to the Pirates of the Caribbean series: a lead actor who could both elevate the quality of the film and increase the public's interest in it.
Favreau bersikeras memiliki Downey karena ia berulang kali mengklaim bahwa Downey akan Iron Man apa Johnny Depp adalah untuk Pirates of the Caribbean seri, aktor utama yang bisa baik meningkatkan kualitas film dan meningkatkan minat masyarakat di dalamnya.