Also Known As:
- The Night the World Exploded
- To telos tou kosmou plisiazei
Directed by:
- Fred F. Sears
Written by:
- Jack Natteford
- Luci Ward
Cast:
- Kathryn Grant ... Laura 'Hutch' Hutchinson
- William Leslie ... Dr. David Conway
- Tristram Coffin ... Dr. Ellis Morton (as Tris Coffin)
- Raymond Greenleaf ... Gov. Chaney
- Charles Evans ... Gen. Bortes
- Frank J. Scannell ... Sheriff Quinn
- Marshall Reed ... General's Aide
- Fred Coby ... Ranger Brown
- Paul Savage ... Ranger Kirk
- Terry Frost ... Chief Rescue Worker
- John Close ... Soldier
- Sam Harris ... Governor's Board Member
- Robert Kino ... Scientist
- Pierce Lyden ... Bit Role
- Dennis Moore ... Radio Communications Man
- Natividad Vacío ... Hospital Physician
- Otto Waldis ... Professor Hagstrom
- John Zaremba ... Daniel J. Winters (Asst. Secretary of Defense)