Charles Martinet: Charles Martinet. Actor: Nine Months. Charles Martinet was born on September 17, 1955 in San Jose, California, USA as Charles Andre Martinet. He is an actor and writer, best known for voicing many characters in Nintendo games including Mario, Luigi, Wario, Waluigi, Baby Mario, and Baby Luigi in video games from 1991 to 2023, including the Super Mario series, Luigi's Mansion series, WarioWare series, Yoshi's Island series, Super Smash Bros...