Arturo Castro Rivas Cacho (March 21, 1918 – March 6, 1975)^[1][2] was a Mexican character actor who was often credited and nicknamed as "El Bigotón," due to his distinctive mustache.

Arturo Castro's film career spanned four decades and he is probably best remembered for appearing in eleven Viruta and Capulina feature films. He also appeared in the 1964 Cantinflas film El padrecito as Nepomuceno, a peasant who wishes to name his newborn son after himself, but Cantinflas disapproves of his name and refuses to baptize the child.

Arturo Castro was Benito Castro's father, Gualberto Castro's uncle, telenovela actress Daniela Castro's great-uncle, and Lupe Rivas Cacho's nephew. He was born and died in Mexico City, Mexico.

• Los chiflados del rock and roll (1957)
• Miércoles de ceniza (1958)
• El rey del tomate (1963)
• El padrecito (1964)
• Los Beverly de Peralvillo (1971)
• Que familia tan cotorra! (1973)

• Los Beverly de Peralvillo (1968-1973)

• Arturo Castro at IMDb