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