Trailer
Cast
Sam Chew Jr.
Tony (Kathie's Husband) (uncredited)
Charlie Picerni
Pool Player (uncredited)
Eddie Smith
Citizen (uncredited)
Arthur Tovey
Citizen (uncredited)
John S. Ragin
Chief Inspector
Ernest Harada
Seismologist (uncredited)
Jimmy Nickerson
Seismology Graduate Student (uncredited)
Gabriel Dell
Sal
Alan Vint
Ralph
Reb Brown
Young Man on Motorcycle (uncredited)
David S. Cass Sr.
Sherriff Merle (uncredited)
Keith Walker
Man on the Radio (voice) (uncredited)
Gene Dynarski
Dam Caretaker
Erik Cord
Office Worker (uncredited)
Debralee Scott
Kathie (TV version) (uncredited)
Dick Warlock
Diver at Hollywood Reservoir (uncredited)
Scott Hylands
Asst. Caretaker
John Elerick
Carl Leeds
Tim Herbert
Las Vegas Man
Bruce M. Fischer
Man (uncredited)
Jerry Hardin
Man (uncredited)
George Kennedy
Sgt. Lew Slade
Polly Burson
Earthquake Survivor (uncredited)
George Sawaya
Deputy Sherriff (uncredited)
Dean Smith
Pool Player (uncredited)
Dick Tufeld
Opening Narrator (uncredited)
Sandy Ward
Studio Guard (uncredited)
George Murdock
Colonel
Victoria Principal
Rosa Amici
Walter Matthau
Drunk
Lloyd Gough
Bill Cameron
Geneviève Bujold
Denise Marshall
Alex Brown
Pool Player
Paul LeClair
National Guardsman (uncredited)
Karl Lukas
Man (uncredited)
Grant Owens
Police Officer (uncredited)
Ava Gardner
Remy Royce-Graff
Lorne Greene
Sam Royce
Richard Roundtree
Miles Quade
Bob Cunningham
Dr. Frank Ames
John Dennis
Brawny Foreman
Stuart Nisbet
Man on Loudspeaker (voice) (uncredited)
Monica Lewis
Barbara
Jeannie Epper
Blonde Woman (uncredited)
Bob Harks
Man Fleeing Movie Theatre (uncredited)
Diana Herbert
Woman (uncredited)
Charlton Heston
Stewart Graff
John Randolph
Los Angeles Mayor
Donald Moffat
Dr. Harvey Johnson
Ric Carrott
National Guardsman (uncredited)
Kenny Endoso
Bar Cook (uncredited)
Leoda Richards
Emergency Soup Kitchen Worker in Wilson Plaza (uncredited)
Josh Albee
Boy with Radio (uncredited)
H.B. Haggerty
Pool Player
Don Wilbanks
Dam Workman with Blowtorch (uncredited)
Barry Sullivan
Dr. Willis Stockle
Lloyd Nolan
Dr. James Vance
Kip Niven
Walter Russell
Lonny Chapman
LAPD Captain (uncredited)
Marjoe Gortner
Jody
Pedro Armendáriz Jr.
Chavez
Jesse Vint
Buck
Bert Kramer
Policeman (uncredited)
Frances Osborne
Housewife (uncredited)