A Democrat

College friend of his The Magnificent Seven (1960) co-star James Coburn.

He and his wife, Linda Staab, no longer attend award ceremonies. They prefer to watch them on television.

Played Richard Dean Anderson's father in "Emerald Point N.A.S." (1983) even though he is only seventeen years older than him.

Despite the vastly different settings, he played essentially the same character in both The Magnificent Seven (1960) and Battle Beyond the Stars (1980). Both films were unofficial re-makes of Shichinin no samurai (1954).

The only actor who has been in both The Magnificent Seven movie and the TV series.

Children: Caitlin, Cassidy

He is of Welsh and Irish descent

The California Democratic Party originally wanted him to challenge Ronald Reagan for Governor. Even though Vaughn is a liberal Democrat, and disliked Reagan, he refused and instead stood behind Governor Brown, who lost the election to Reagan. Another possible candidate considered was Gregory Peck.

Has appeared in episodes of three different series with David McCallum: "The Man from U.N.C.L.E." (1964), "Please Don't Eat the Daisies" (1965) and "The A-Team" (1983).

Appeared in three different films with Steve McQueen: The Magnificent Seven (1960), Bullitt (1968) and The Towering Inferno (1974).

Currently seen on TV commercials in the Hampton Roads area of Virginia for the law offices of Kalfus & Nachman. Has been doing commercials for Kalfus & Nachman for several years now. Also does commercials for law offices all throughout the country.

Holds a Ph.D. in Communications.

Played President Franklin D. Roosevelt (twice), Woodrow Wilson and Harry S. Truman.

Was a close friend of Robert F. Kennedy.

Education: North High, Minneapolis. University of Minnesota (Journalism major), quit after a year. Moved to Los Angeles and enrolled in L.A. City College majoring in drama, then transferred to L.A. State College and completed his Masters degree. After that, and while he was acting throughout the 1960s and into the 1970s, he studied at the University of Southern California and completed a Ph.D. in Communications. His thesis on the blacklisting of Hollywood entertainers during the McCarthy anti-communist era was published in 1972 as "Only Victims".

Along with Eddie Velez ("Dishpan Frankie" Santana), has been called partially responsible for the premature cancellation of "The A-Team" (1983) & series finale December 30, 1986 just 12 episodes into season 5 of the show because most viewers could not accept the Team working for General Hunt Stockwell of the U.S. military (Vaughn), which they had been evading since 1972(!), instead of the Team remaining an independent entity tackling cases on a $10,000-per-job basis as they had in seasons 1-4.

Was one of the first actors to play the same character (Napoleon Solo) on three different television series: "The Man from U.N.C.L.E." (1964), "Please Don't Eat the Daisies" (1965) and "Girl from U.N.C.L.E., The" (1966)_.

Both he and his "The Man from U.N.C.L.E." (1964) co-star David McCallum appeared in what is now considered a classic film directed by John Sturges which starred Steve McQueen, Charles Bronson and James Coburn: Vaughn appeared in The Magnificent Seven (1960), McCallum appeared in The Great Escape (1963)

Despite being one of the stars, he had only sixteen lines in The Magnificent Seven (1960).