George O. Petrie (November 16, 1912 – November 16, 1997) was an American radio and television actor. Petrie started in radio drama, including playing the title roles in Charlie Wild, Private Detective and in The Adventures of the Falcon. He played Bill Grant in Call the Police and appeared on programs such as the syndicated horror program "Murder at Midnight" in 1947. as well as the recurring role of DA Markham in the syndicated "Philo Vance" radio series from 1948 to 1950.