Adam Fierro is an American TV writer and producer who worked as a consulting producer and writer for Season 1 of AMC's The Walking Dead. Fierro began his television career as a freelance writer. He wrote two scripts for the first season of Resurrection Blvd. in 2000. In 2002, he returned as a co-producer and writer for the third season and contributed a further three episodes. Fierro served as a consulting producer and writer for the second season of medical drama series Hawthorne in 2010. The TV series show runner was Fierro's The Shield colleague Glen Mazzara.