- Received a star on the Hollywood Walk of Fame.
- Nominated for four Golden Globes, winning twice in 1975 and 1976, for Best Actor in a Drama Series (Kojak).
- Won an Emmy for the first season of Kojak.
- Nominated for a Golden Globe in 1966 for Best Supporting Actor in Battle of the Bulge.
- Nominated for Best Supporting Actor Academy Award in 1963 for Birdman of Alcatraz.
- Received a Purple Heart for his service in World War II.