The movie "The Fantastic Four: First Steps" has a runtime of approximately 1 hour and 55 minutes, or 115 minutes. This makes it one of the shorter Marvel Cinematic Universe movies, and the longest movie based on Marvel's First Family ever made. The runtime has been updated from an earlier reported length of 130 minutes down to 115 minutes. Some sources report it as slightly under 115 minutes at about 114-116 minutes, but it is generally accepted to be around 115 minutes.