Task: Question Answering
Input (English): The documentary examines the steroid use of the director Christopher Bell and his two brothers who all grew up idolizing Arnold Schwarzenegger, Hulk Hogan, and Sylvester Stallone, and also features professional athletes, medical experts, fitness center members, and US Congressman talking about the issue of anabolic steroids.[4]Beyond the basic issue of anabolic steroid use, Bigger, Stronger, Faster* examines the lack of consistency in how America views drugs, cheating, and the lengths people go to achieve success.This includes looking beyond the steroid issue to such topics as Tiger Woods laser eye correction to 20/15 vision, professional musicians use of anxiety reducing drugs, or athletes' dependence on cortisone shots, which are a legal steroid.The film also takes a skeptical examination on claims to the health risks of steroids and is highly critical of the legal health supplement industry., Question: Who are being documented on in this film?
Output (English): Answer: Director Christopher Bell and his two brothers.