Through the years Scottish-born actor David McCallum as Jim Marston in the film 'Robbery Under Arms', 1957. (Photo by Silver Screen Collection/Getty Images) (Silver Screen Collection/Getty Images)
Through the years THE MAN FROM U.N.C.L.E. -- Pictured: (l-r) David McCallum as Illya Kuryakin, Robert Vaughn as Napoleon Solo (Photo by NBCU Photo Bank/NBCUniversal via Getty Images via Getty Images) (NBC/NBCUniversal via Getty Images)
Through the years LOS ANGELES CIRCA 1966: David McCallum poses with his guitar in Los Angeles,CA.\ (Photo by Earl Leaf/Michael Ochs Archives/Getty Images) (Michael Ochs Archives/Getty Images)
Through the years LOS ANGELES CIRCA 1966: David McCallum and Jill Ireland attend the Emmy awards in Los Angeles,CA.\ (Photo by Earl Leaf/Michael Ochs Archives/Getty Images) (Michael Ochs Archives/Getty Images)
Through the years UNITED STATES - OCTOBER 20: THE SIX MILLION DOLLAR MAN: "Wine, Women and War" - TV Movie - Season One - 10/20/73, Steve Austin (Lee Majors, left) must stop a weapons dealer, who claimed to have a nuclear missile for sale, and deal with Soviet agent Alexi Kaslov (guest star David McCallum) to stop his hijacking of a newly launched submarine, in this TV movie of "The Six Million Dollar Man", which aired as part of the "Disney General Entertainment Content via Getty Images Suspense Movie"., (Photo by ABC Photo Archives/Disney General Entertainment Content via Getty Images) (ABC Photo Archives/Disney General Entertainment Con)
Through the years Scottish actor David McCallum and English actress Joanna Lumley as they appear in the British television science-fiction series 'Sapphire & Steel', circa 1980. (Photo by Richard Blanshard/Getty Images) (Richard Blanshard/Getty Images)
Through the years LAS VEGAS, NV - NOVEMBER 30: David McCallum and Robert Vaughn filming of the TV movie "The Return of the Man from U.N.C.L.E." at Caesars Palace on November 30, 1982 in Las Vegas, Nevada. (Photo Las Vegas News Bureau Archives via Getty Images) (Handout/Getty Images)
Through the years Pauley Perrette, David McCallum & Sasha Alexander of "Navy NCIS" (Photo by Gregg DeGuire/WireImage) (Gregg DeGuire/WireImage)
Through the years BEVERLY HILLS, CA - MARCH 11: Actors Rocky Carroll, David McCallum, Sean Murray, Pauley Perrette and Michael Weatherly attend the Academy of Television Arts & Sciences' 22nd Annual Hall of Fame Induction Gala at The Beverly Hilton Hotel on March 11, 2013 in Beverly Hills, California. (Photo by Alberto E. Rodriguez/Getty Images) (Alberto E. Rodriguez/Getty Images)
Through the years LOS ANGELES - JUNE 1: "Jack Knife" - When a Marine is found dead, Ziva, Ducky (Cote de Pablo and David McCallum) and the team hit the open road to bust an illegal trucking operation, on NCIS, Tuesday Feb. 9 (8:00-9:00PM, ET/PT) on the CBS Television Network. (Photo by Michael Yarish/CBS via Getty Images) (CBS Photo Archive/CBS via Getty Images)