John Cho

David Kim

Michelle La

Margot

Debra Messing

Detective Vick

Joseph Lee

Peter

Sara Sohn

Pamela Nam Kim

Briana McLean

Abigail

Erica Jenkins

Hannah

Connor McRaith

Isaac

Dominic Hoffman

Michael Porter

Ric Sarabia

Randy Cartoff

Steven Michael Eich

Robert

Melissa Disney

Isaac's Mom (voice)

Sean O'Bryan

Radio Jockey

Ben Cain

SVPD Homicide Agent

Alex Jayne Go

Young Margot (5 yrs)

Megan Liu

Young Margot (7 yrs)

Kya Dawn Lau

Young Margot (9 yrs)

Colin Woodell

911 Operator (voice)

Ashley Edner

Margot's Friend #1 (voice)

Courtney Lauren Cummings

Margot's Friend #2 (voice)

Kenneth Mosley

Margot's Friend #7 (voice)

Miss Benny

Margot's Friend #11 (voice)

Franchesca Maia

Sadie (YouCast)

Thomas Barbusca

Cody (YouCast)

Sylvia Minassian

Mrs. Shahinian (voice)

Bryce Branagan

Diver #1

Katie Rowe

Diver #2

Kristin Herold

Female Anchor

Roy Abramsohn

Male Anchor

Reed Buck

Derek Ellis (voice)

Brad Abrell

News Reporter (voice)

Rasha Goel

Search Reporter

Johnno Wilson

Mike Makowsky

Erin Henriques

Stacy

Gage Biltoft

John Watson

Lasaundra Gibson

Faustine Rea

John Macey

Mr. Lee

Betsy Foldes

SVPD Missing Persons (voice)

Joseph John Schirle

Jonah Emmi (voice)

Julie Nathanson

Natalie Boyd (voice)

Michelle Sparks

News Reporter #4 (voice)

Gabriel D. Angell

Officer Brandon Jackson (uncredited)

Harvey B. Jackson

San Jose PD Sgt Shaw (uncredited)

Anthony Richard Pagliaro

Detective (uncredited)

Rene Michelle Aranda

Emergency Medical Technician (uncredited)