Kronos

Jeff Morrow

as

Dr. Leslie Gas...

Barbara Lawren...

as

Vera Hunter

George O'Hanlon

as

Dr. Arnold Cul...

John Emery

as

Dr. Hubbell El...

Morris Ankrum

as

Dr. Albert Ste...

Kenneth Alton

as

McCrary - The ...

Jose Gonzales-...

as

Manuel Ramirez

Robert Forrest

as

KGTK-TV Newsca...

Baxter Ward

as

Second Newscas...

John Halloran

as

Lab Central Se...

Marjorie Stapp

as

Nurse

John Parrish

as

Gen. Perry

Don Eitner

as

Air Force Mete...

Ron Kennedy

as

Air Force Cont...

Gordon Mills

as

Sergeant

Rosa Turich

as

Manuel's Wife

Robert Shayne

as

Air Force Gene...

Richard Harris...

as

Pilot