1. Hänet tunnetaan parhaiten äänenä Optimus Prime alkuperäisessä 1980 Transformers animaatiosarja, and most other incarnations of the character, yhtä hyvin, and Eeyore in the Winnie-the-Pooh franchise.
2. Alkaen 2007, Cullen has reprised his role as Optimus Prime in related Transformers media, starting with the first live-action film.
3. Cullen was born on July 28, 1941 in Montreal, Quebec, to Henry L. and Muriel Cullen.
4. He is a member of the first graduating class of the National Theatre School of Canada, which graduated in 1963.
5. Alkaen 1967-69, he was the announcer for Smothers Brothers Comedy Hour.
6. Alkaen 1971-74, hän, Zeigler and Billy Van were series regulars on The Sonny and Cher Comedy Hour.
7. Tässä 1974, Cullen was the announcer and a series regular on The Hudson Brothers Razzle Dazzle Show.
8. He lent his voice to a character in the album “The Story of Halloween Horror” Tässä 1977.
9. He has stated that Optimus is his favorite voice role, and that he based the voice of the Autobot leader on his older brother Larry, who served in Vietnam.
10. He was quieter and he was a man and a hero to me,” says the actor.