"The one they always forget is Brad Dexter"

This quote by Robert Vaughn is most likely referring to the truth that Brad Dexter was frequently overlooked or forgotten in the entertainment industry. Dexter was an actor who had a successful profession in Hollywood, appearing in movies such as The Magnificent Seven and The Great Escape. In spite of his success, he was typically overshadowed by his more famous co-stars. This quote is likely a reminder that despite the fact that Dexter was frequently forgotten, he was still a fundamental part of the show business and must be remembered for his contributions. It is a tip that even those who are not as widely known can still have a lasting effect on the world. It is a tip to never forget those who have made a difference, even if they are not as widely known as others.