10.Sam Elliot & Katharine Ross

Sam Elliott met fellow actress Katharine Ross on the set of the 1969 movie Butch Cassidy and the Sundance Kid. Sam only had a small role in the film while Katharine portrayed one of the main characters. In 1978, when they starred opposite each other in the movie The Legacy, sparks started to fly. They officially tied the knot in 1984. Sam has been in both TV and film, including Fatal Beauty, The Big Lebowski, and Up in the Air.

Katharine is an award-winning actress who starred in many films including The Stepford Wives, Tell Them Willie Boy Is Here, and The Final Countdown. The celebrity couple have been married for 37 years. They have one daughter together, Cleo Rose. By the 1990s, Katharine has spent lesser screen time. Her latest work was with her husband in the 2017 film The Hero.