Castañeda appeared in the 2012 film End of Watch as a Mexican cowboy, in which he appeared alongside fellow Latino actor Michael Pena. In 2015, he appeared in the film Freaks of Nature alongside Nicholas Braun. Castañeda had a recurring role as Jorge Castillo on the ABC Family TV series Switched at Birth. Currently Castañeda stars in the Netflix superhero series The Umbrella Academy.
- He was born in Mexico.