Crox Alvarado was born on May 3, 1910 in San Jose, Costa Rica as Cruz Pio del Socorro Alvarado Bolano. He was an actor and writer, known for Una rosa sobre el ring (1973), La momia azteca contra el robot humano (1958) and Naná (1944). He died on January 30, 1984 in Mexico, D.F., Mexico.