Zach Lona

Dr. Elias Shaw

Charlie Bain

SCP-181

Elio Vigil

D-01138

Glenn Darby

D-60896

Shant'e Reese

D-72921

Joseph Kyler

D-12548

William Ryder

Senator Cunningham

Don Stuck

Dr. Laszlo Hercules

Bryan Forrest

Guard

Jack Burr

Guard

Kendall Wells

Guard

Joey Spino

Guard

Debra J. Onsager

Researcher

Connor Piper

173 Intercom Control (voice)

Coraly Broxterman

Senator's Staffer

Rick Gines

Orientation Narrator (voice)