Christian Slater as James Stamphill

Kevin Bacon as Henri Young

Gary Oldman as Associate Milton Glenn

Embeth Davidtz as Mary McCasslin

William H. Macy as Bill McNeill

Stephen Tobolowsky as Mr. Henkin

Brad Dourif as Byron Stamphill

Kyra Sedgwick as Blanche

Mia Kirshner as Rosetta Young

R. Lee Ermey as Judge Clawson

Stefan Gierasch as Warden James Humson

Mary Mackey as Prison Guard's Wife

Gary Ballard as Alcatraz Guard Swenson

Richie Allan as Jury Foreman

Ben Slack as Jerry Hoolihan

Alex Bookston as Alcatraz Doc

Herb Ritts as Mike Kelly

Charles Boswell as Simpson

Tony Barr as Winthrop

Stuart Nisbet as Harve

Randy Pelish as Alcatraz Guard McKeon

Neil Summers as Alcatraz Guard Whitney

Sonny King as Alcatraz Guard Wimer

Michael Melvin as Inmate Arthur 'Doc' Barker

David Michael Sterling as Inmate Rufus 'Ray' McCain