The character of Michael Myers in the 1978 movie 'Halloween' was played by Nick Castle. He was a stuntman and actor who had previously worked on the movie 'The Last Starfighter'. He also provided the voice for Michael Myers in the 1981 sequel 'Halloween II'.
The original Michael Myers in the 1978 'Halloween' movie was played by actor Nick Castle. Castle, who also co-wrote the screenplay for the film, is known for his role as the masked killer that terrorized the fictional town of Haddonfield, Illinois.