Two sisters are trapped under the fiberglass cover of an Olympic sized public pool and must brave the cold and each other to survive the harrowing night.
| Actor | Role |
|---|---|
 Nora-Jane NooneBree | Bree |
 Alexandra ParkJonna | Jonna |
 Diane FarrClara | Clara |
 Tobin BellMcGradey | McGradey |
 Dogen EyelerBoy at the Pool | Boy at the Pool |
 Donald PrinceDetective Zimmerman | Detective Zimmerman |
 Matthew Ryan MichaelsBoy at the Pool | Boy at the Pool |
 Christian Kain BlackburnDavid | David |