On a lavish yacht for an assignment, a journalist sees a passenger go overboard. But when no one believes her, she risks her life to uncover the truth.

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Cast

Keira Knightley

Laura 'Lo' Blacklock

Guy Pearce

Richard Bullmer

David Ajala

Ben Morgan

Gitte Witt

Carrie

Art Malik

Dr. Robert Mehta

Gugu Mbatha-Raw

Rowan

Hannah Waddingham

Heidi Heatherley

Kaya Scodelario

Grace Phillips

David Morrissey

Thomas Heatherley

Daniel Ings

Adam Sutherland

Keira Knightley — Laura 'Lo' Blacklock

Keira Christina Knightley (born 26 March 1985) is an English actress. She has starred in both independent films and big-budget blockbusters and is particularly noted for her roles in period dramas. Her accolades include two Empire Awards and nominations for two Academy Awards, three British Academy Film Awards, three Golden Globe Awards, one Screen Actors Guild Award and one Laurence Olivier Award

Guy Pearce — Richard Bullmer

Guy Edward Pearce (born 5 October 1967) is an Australian actor and musician. He has received various accolades, including a Primetime Emmy Award and a nomination for an Academy Award, two Golden Globe Awards, and a BAFTA Award.

David Ajala — Ben Morgan

David Ajala (born 21 May 1986) is a British actor. He is known for his roles as Manchester Black in Supergirl (2018–2019), Captain Roy Eris in Nightflyers (2018), and Cleveland "Book" Booker in Star Trek: Discovery (2020–present).