Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Javier Calvo Guirao (born 21 January 1991 in Madrid) is a Spanish actor. He is the best known for his role of Fernando "Fer" Redondo in the Antena 3 series Física o Química. Calvo began acting in theatre aged 11, eventually appearing in 2007 in film Doctor Infierno. Since 2008 he has starred in the Antena 3 television series Física o Química, portraying homosexual Fernando "Fer" Redondo. Focusing on teenage problems such as drugs, addictions, anorexia and sexual orientation, the series has attracted a lot of polemics. Calvo considers the themes of the series "problems that are also present in reality". He, however, received a critical acclaim for portraying a gay male in his debut role.