Cleopatra: Richard Burton and Elizabeth Taylor
When Elizabeth Taylor and Richard Burton began filming Cleopatra in 1961, they hated each other. However, when it came time for their first on-screen kiss, everything changed. However, there was one catch: they were both married at the time. Taylor was with her fourth husband, Eddie Fisher, and Burton was married to Sybil Williams. They eventually divorced their spouses and got married in 1964.
Mr. and Mrs. Smith: Brad Pitt and Jennifer Aniston
Although Aniston referred to “irreconcilable differences” in her divorce petition, Pitt later stated that he fell in love while filming a film with Angelina Jolie. Jolie also confirmed that there was a spark between the two, despite her hesitation to date a married man.
Days of Thunder: Tom Cruise and Mimi Rogers
When the shooting of Days of Thunder began in the early 1990s, Tom Cruise was married to Mimi Rogers. His whirlwind romance on the set with Nicole Kidman ruined the marriage – Cruise and Rogers divorced just a month after filming began. Tom and Nicole got married less than a year after they met.
Daredevil: Jennifer Garner and Scott Foley
When Ben Affleck and Jennifer Garner started filming Daredevil in 2002, they were both in a serious relationship. Affleck was with Jennifer Lopez and Garner was married to Scott Foley. While neither side admitted to any real connections on set, Affleck confirmed that he and Jennifer fell in love while filming the movie.