Kai Lappalainen was born on November 10, 1924 in Oulu, Finland. He was an art director and actor, known for Taikayö (1954), Jokin ihmisessä (1956) and Mestari Patelin eli sukkela asianajaja (1963). He was previously married to Marjatta Kallio. He died on May 19, 1978 in Helsinki, Finland.