The actress noted her costar was “in a little shirt with a six-month belly” during filming.

Warning: This article contains spoilers forLove & Death.

“Lily was six months pregnant.

Elizabeth Olsen and Lily Rabe in ‘Love & Death’

Elizabeth Olsen and Lily Rabe in ‘Love & Death’.Jake Giles Netter/HBO Max

She had a double.

And they also could erase [her belly] in post.

But she was in a little shirt with a six-month belly!”

she toldThe Hollywood Reporter.

“It was crazy.”

(Rabe revealed that she hadquietly welcomed her third childwith husbandHamish Linklaterlast June.)

“My experience with more fight sequences isn’t hand-to-hand fighting.

And so it felt kind of scary at times,” she said.

The series which also starsJesse Plemons,Patrick Fugit, andKrysten Ritter is currently airing weekly on HBO Max.