The actress tells EW about reaction to the movie’s viral first trailer — and what she loves most about the Rob Savage movie.

Some critics say the film's nonstop attempts to frighten audiences ultimately have the opposite effect.

The star debuted her buzzy horror film in L.A. on Thursday, ahead of its opening weekend face-off with 'The Social Reckoning.

The first reactions are in the Universal horror film, which is being held back from most critics until the last minute.

Jessica Chastain’s new R-rated horror movie, "Other Mommy," is currently receiving mostly negative reviews on Rotten Tomatoes ...

Jessica Chastain delivers an unsettling turn in Other Mommy, but cheap scares, heavy-handed themes, and gimmicks undermine ...

Chastain and Duplass discuss the scariest scenes and how Chastain transforms into Other Mommy.

Other Mommy,' starring Jessica Chastain, is among the most limp and ineffectual works to grace the screen this year.

Jessica Chastain has rarely made it a point to show just how much acting range there is in her repertoire. Even when she has ...