| Person | Type | Job | Role(s) |
|---|---|---|---|
 Mikael Salomon | Crew | Directing | Director |
 Teena Booth | Crew | Writing | Screenplay |
Joseph Hosey | Crew | Writing | Book |
 Anderson Cooper | Cast | Actor | Hinself (Archivefootage) |
 Cara Buono | Cast | Actress | Kathleen Savio |
 Catherine Dent | Cast | Actress | Karen Chojnacki |
 Dameon Clarke | Cast | Actor | State Detective Franklin |
 David Chisum | Cast | Actor | Rick |
 Gordon Greene | Cast | Actor | Jasper |
 James C. Burns | Cast | Actor | Peter |
 James Karen | Cast | Actor | Pastor Tom Keller |
 John Asher | Cast | Actor | Neighbor Brad |
 Jonathan Scarfe | Cast | Actor | Jeff Aberdeen |
 Kaley Cuoco | Cast | Actress | Stacy Peterson |
 Larry King | Cast | Actor | Himself (Archivefootage) |
 Matt Lauer | Cast | Actor | Himself (Archivefootage) |
 Meredith Vieira | Cast | Actress | Herself (Archivefootage) |
 Rob Lowe | Cast | Actor | Drew Peterson |
 Romy Rosemont | Cast | Actress | Sofia |
 Ryan Sands | Cast | Actor | State Detective Rogers |
 Steve Tom | Cast | Actor | Newspaper Editor |
 Wesley Thompson | Cast | Actor | Principal |
 William Mapother | Cast | Actor | Glenn Levecke |
Charlie Koznick | Cast | Actor | Joe Hosey |
 Danielle Savre | Cast | Actress | Chloe Roberts |
 James Ellis Lane | Cast | Actor | Officer Jim |
 Krista Kalmus | Cast | Actress | Brianna Cales |
 Natalie Smyka | Cast | Actress | Lauren |
Sarah Domin | Cast | Pretty Woman at Party | |
 Stephane Nicoli | Cast | Actor | Boom Operator (uncredited) |
 Tanner Maguire | Cast | Actor | Zach Peterson |
 Teddy Sears | Cast | Actor | Mike Adler |
 Tom Yi | Cast | Actor | Medical Examiner |
 Harrison Forsyth | Cast | Actor | Justin Peterson |
Lauren Emily Vaughan | Cast | Actress | Chloe's Girlfriend (uncredited) |
Jamie Hagan | Cast | Actress | Drunk Woman / Regina |
 Mike Carlucci | Cast | Actor | Jay the Disc Jockey |
Aaron Eschenburg | Cast | Sound Man (uncredited) | |
Steven Crowley | Cast | Actor | Scott |
Isabella Interian | Cast | Actress | Extra |
Adam Roa | Cast | Jimmy / Man In Handcuffs | |
Bob Kaple | Cast | TV Reporter | |
Olga Ospina | Cast | TV Reporter | |
Vyas Sharma | Cast | Actor | Hotel Employee |
Jack Mahrt | Cast | Cop-police car driver (uncredited) | |
| Person | Type | Job | Role(s) |
