Allegedly with Ellison Barber

Ellison Barber

Self - Host

Misty Marris

Self - Trial Attorney & Legal Analyst

Philip C. Hamilton

Self - Criminal Defense Attorney

Laura Jarrett

Self - NBC News Senior Legal Correspondent

Kristen Gibbons Feden

Self - Trial Attorney & Legal Analyst

Tracy Walder

Self - Former CIA Officer & FBI Special Agent

Gabby Petito

Self (archive footage) (uncredited)

Brian Laundrie

Self (archive footage) (uncredited)

Christine Marie

Self

Roberta Laundrie

Self (archive footage) (uncredited)

Chris Laundrie

Self (archive footage) (uncredited)

Maddie Misleh

Self - Spencer Tepe's Sister

Rob Misleh

Self - Spencer Tepe's Brother-In-Law

Elaine Bryant

Self - Columbus Police Department (archive footage)

Evy Poumpouras

Self - NBC News Law Enforcement Analyst

Nichole Schmidt

Self - Gabby Petito's mother

Dan Slepian

Self - Senior Investigative Producer, Dateline

Dean O’Kelley

Self - Lead Detective (archive footage)

Colleen Beyer

Self - Sharon's Daughter (archive footage)

Kathy Thomas

Self - Randolph's First Wife (archive footage)

Steve Thomas

Self - Randolph's Former Associate (archive footage)

Rosalie Allred

Self - Beckie's Aunt (archive footage)

Eric Tarantino

Self - Randolph's Former Associate (archive footage)

Martha DeGraw

Self - Beckie's Mother (archive footage)

Gayna Allmon

Self - Randolph's Fourth Wife (archive footage)

Carolyn Austin

Self - Frances' Sister (archive footage)