While he considered going to the Los Angeles Express in the United States Football League, Dickerson decided to go into the National Football League. He was selected second overall in the 1983 NFL Draft by the Los Angeles Rams. An immediate success, he established rookie records for most rushing attempts (390), most rushing yards gained (1,808) and most touchdowns rushing (18), including another two receiving touchdowns. His efforts earned him All-Pro, Pro Bowl, Player of the Year and Rookie of the Year honors.