The Monster That Challenged the World - Cast

Tim Holt

Lt. Cmdr. John 'Twill' Twillinger
Actor

Audrey Dalton

Gail MacKenzie
Actor

Hans Conried

Dr. Jess Rogers
Actor

Barbara Darrow

Jody Simms
Actor

Max Showalter

Dr. Tad Johns
Actor

Gordon Jones

Sheriff Josh Peters
Actor

Mimi Gibson

Sandy MacKenzie
Actor

Jody McCrea

Seaman Fred Johnson
Actor

Wallace Earl

Sally
Actor

Sarah Selby

Mrs. Simms
Actor

Milton Parsons

Lewis Clark Dobbs
Actor

Charles Tannen

Seaman Wyatt (Radioman)
Actor

William Forrest

Admiral Greenhouse
Actor

Joseph Hamilton

Other Lock Watchman
Actor

Charles Herbert

Boy with Morty's Cap
Actor

Byron Kane

Coroner Nate Brown
Actor

David McMahon

Patterson
Actor

Ralph Moody

Watchman at Lock 57
Actor

William Swan

Seaman Howard Sanders
Actor

Mack Williams

Captain Masters
Actor