We couldn’t stand the sight of each other."
In some cases, animosity can turn into life-long friendships or even romance.
McAdams and Gosling, for instance, went from bickering off-screen to dating in real life.

The show, which Jessica Alba headlined, followed a group of genetically-engineered super soldiers.
As to whether the off-screen frenemies ever dated?
Alba, who was 19 when filming began, explained on the"Who’s Talking to Chris Wallace?

“talk show that she often felt sexualized on set.
According to The Honest Company founder, her tough exterior protected her from the male-dominated world of Hollywood.
Reprising his role as Dean Winchester, Jensen Ackles narrated the monster-hunting horror series.

However, the co-stars eventually made up just as Ackles and Alba did years before.
“Once brothers, always brothers.”