
Actor
Harvey Guillén
58 credited titles on WatchWise
Javier "Harvey" Guillén (Latin American Spanish:[xaˈβjeɾ ˈxaɾβi ɣiˈʝen]; born May 3, 1990) is an American actor. He is best known for his role as the human familiar Guillermo de la Cruz in the television series What We Do in the Shadows. Guillén is the son of Mexican immigrants. He adopted the name Harvey when school teachers could not pronounce his first name. Guillén attended Citrus College, completing the three-year Citrus Singers program in 2005. His father, who was the first person who encouraged him to pursue acting, died of lung cancer in 2017. Guillén speaks Spanish, English, and Japanese—the last acquired during a 13-month visit to Japan. He identifies as queer. Guillén at the 2022 Phoenix Fan Fusion Guillén has appeared in recurring roles on television series such as Alistair Delgado on Huge (2010), Cousin Blobbin on The Thundermans (2013–2018), George Reyes in Eye Candy (2015), and Benedict Fenwick on The Magicians(2017–2018). He also appeared in the 2013 film The Internship. Beginning in 2019, Guillén played the role of Guillermo, the vampires' human familiar, in the FX television series What We Do in the Shadows. He was set to appear in Quibi's science fiction dra
Harvey Guillén in one minute
Commercial performance
All figures are associated, not attributed — box-office numbers are sourced from TMDB and Wikipedia (reused under CC BY-SA), shown in US$, and weighted by billing prominence. Coverage varies by title; figures are estimates, not audited trade data.
What the numbers say
Worldwide gross by tagged contribution — US$. Tap a genre to see those titles.
Acted in (58)
Titles are ones WatchWise has catalogued so far — not necessarily a complete filmography.

























































