Fans of the popular TV show NCIS are always eager to uncover the secrets surrounding the cast. Here are some interesting tidbits that fans need to know about their favorite NCIS actors.

Starting off with Mark Harmon, who plays the fearless leader of the team, Leroy Jethro Gibbs. It turns out that Harmon is not only a talented actor but also quite the athlete. In his college years, he played football for UCLA and even earned a spot on the 1972 Olympic trial team for the sport.

Harmon's athletic abilities are not the only thing that fans may find surprising. Despite being the face of NCIS, Harmon reportedly prefers to keep to himself on set and doesn't socialize much with his co-stars during breaks.

Next up is David McCallum, who portrays the lovable Ducky Mallard. Fans might be intrigued to know that McCallum is not just an actor but also a talented musician. In the 1960s, he recorded a hit song called "The Edge" that made waves in the music industry.

Interestingly, McCallum's career almost took a different turn when he was offered the iconic role of James Bond. However, he turned it down, and the rest is history with his iconic portrayal of Ducky.

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