What Lies Beneath

What Lies Beneath
Theatrical release poster
Directed by	Robert Zemeckis
Screenplay by	Clark Gregg
Story by	Sarah Kernochan Clark Gregg
Produced by	Steve Starkey Robert Zemeckis Jack Rapke
Starring	Harrison Ford Michelle Pfeiffer Diana Scarwid
Cinematography	Don Burgess
Edited by	Arthur Schmidt
Music by	Alan Silvestri
Production companies	DreamWorks Pictures 20th Century Fox ImageMovers
Distributed by	DreamWorks Pictures (North America) 20th Century Fox (International)
Release date	July 21, 2000 (2000-07-21)
Running time	130 minutes
Country	United States
Language	English
Budget	$100 million[1]
Box office	$291.4 million[1]

What Lies Beneath is a 2000 American supernatural horror film directed by Robert Zemeckis from a screenplay written by Clark Gregg, based on a story by Sarah Kernochan and Gregg. It stars Harrison Ford and Michelle Pfeiffer, with Diana Scarwid, Joe Morton, James Remar and Miranda Otto appearing in supporting roles. It was the first film released by Zemeckis' production company, ImageMovers. The original film score was composed by Alan Silvestri.

What Lies Beneath was theatrically released on July 21, 2000, by DreamWorks Pictures and 20th Century Fox. While it received generally mixed reviews from critics, who praised Pfeiffer's performance while criticizing the screenplay, the film was a box-office success, grossing $291.4 million worldwide against a production budget of $100 million, becoming the tenth highest-grossing film of the year.

What Lies Beneath was nominated for the Saturn Award for Best Horror Film at the 27th Saturn Awards, in addition to nominations for Zemeckis and Pfeiffer for Best Director and Best Actress, respectively. At the 7th Blockbuster Entertainment Awards, Ford and Pfeiffer won Favorite Actor – Suspense and Favorite Actress – Suspense, and Scarwid was nominated for Favorite Supporting Actress – Suspense.