Scott Foley as Jeffrey MacDonald

Dave Annable as Joe McGinniss

John Doman as Bernie Segal

Lochlyn Munro as Wade Smith

Jessica Harmon as Colette MacDonald

Caroline Aaron as Leslie Sterling

Julia Maren Baker as Kimberly MacDonald

Julia Benson as Nancy McGinniss

Primo Allon as MP Sergeant

Baylee Breen-Wood as Kristen MacDonald

April Cameron as Nurse at St. Mary's

Aaron Craven as James Blackburn

Bruce Dawson as Doctor

Parveen Dosanjh as Woman at Party

Lane Edwards as Brian Murtagh

Lee Shan Gibson as EMT at St. Mary's

Serge Houde as Judge Dupree

Ken Kramer as Freddy Kassab

Ken McNicol as Jury Foreman

Hrothgar Mathews as Paul Stombaugh

Andrew Moxham as Writer Friend

Marilyn Norry as Court Guide

Rebecca Olson as Rebecca Rice

Rhona Rees as Helena Stoeckley

Trevor Roberts as MP Mica

Gabrielle Rose as Mildred Kassab

Andrew Suttar as Jury Member

John Treleaven as Reporter

Shayn Walker as 1x Army Guy

Gwynyth Walsh as Perry MacDonald

Pierre Wolff as Marshall

Adil Zaidi as Patient at St. Mary's

Nigel Brighton as Court Room Spectator (uncredited)