Guillén has been a series regular on MTV’s Eye Candy and ABC Family’s Huge. He guest starred in the Apple series Little America, HBO’s Room 104 and Don’t Look Too Deep directed by Catherine Hardwick. He also served as a recurring guest star on season three of NBC’s The Good Place and Nickelodeon’s The Thundermans. As for his film credits, he is best known for his supporting role alongside Vince Vaughn, Rose Byrne and Owen Wilson in The Internship in addition to Netflix’s horror film Truth or Dare. Guillén is the recipient of a GLAAD Award for his work on Raising Hope and produced the award- winning LGBTQ+ web series The Filth.