Stewart Graff
Charlton Heston
Remy Royce-Graff
Ava Gardner
Drunk
Walter Matthau
Ambulance Driver (uncredited)
William Whitaker
Dam Workman with Blowtorch (uncredited)
Don Wilbanks
Man (uncredited)
Forrest Wood
Dam Workman (uncredited)
Clint Young
Barbara
Monica Lewis
Sal
Gabriel Dell
Chavez
Pedro Armendáriz Jr.
Bill Cameron
Lloyd Gough
Los Angeles Mayor
John Randolph
Walter Russell
Kip Niven
Asst. Caretaker
Scott Hylands
Corry
Tiger Williams
Dr. Harvey Johnson
Donald Moffat
Sgt. Lew Slade
George Kennedy
Buck
Jesse Vint
Ralph
Alan Vint
Hank
Lionel Johnston
Carl Leeds
John Elerick
Chief Inspector
John S. Ragin
Colonel
George Murdock
Sid
Don Mantooth
Sandy
Michael Richardson
Pool Player
Alex Brown
Dr. Frank Ames
Bob Cunningham
Sam Royce
Lorne Greene
Brawny Foreman
John Dennis
Dam Caretaker
Gene Dynarski
Farmer Mr. Griggs
Bob Gravage
H.B. Haggerty
Las Vegas Man
Tim Herbert
Technician
Dave Morick
Laura
Ines Pedroza
Boy with Radio (uncredited)
Josh Albee
Citizen (uncredited)
Don Ames
Benjie Bancroft
Denise Marshall
Geneviève Bujold
Restaurant Patron (uncredited)
Buzz Barbee
Pawnbroker's Wife (TV version) (uncredited)
Joan Blair
Hal Bokar
Young Man on Motorcycle (uncredited)
Reb Brown
Woman (uncredited)
Vivian Brown
Officer Scott (Wilson Plaza) (uncredited)
Ian Bruce
Earthquake Survivor (uncredited)
Polly Burson
Stranger (uncredited)
William H. Burton Jr.
National Guardsman (uncredited)
Ric Carrott
Sherriff Merle (uncredited)
David S. Cass Sr.
Miles Quade
Richard Roundtree
LAPD Captain (uncredited)
Lonny Chapman
Tony (Kathie's Husband) (uncredited)
Sam Chew Jr.
Dr. Vance's Nurse (uncredited)
Shannon Christie
Office Worker (uncredited)
Erik Cord
Hare Krishna (uncredited)
Caitanya Dasi
Cinmayi Devi
Earthquake Survivor in Wilson Plaza (uncredited)
Ken DuMain
Man Drinking from Plastic Cup in Wilson Plaza (uncredited)
Brent Dunsford
Blonde Secretary in Royce Building (uncredited)
Patty Elder
Bar Cook (uncredited)
Kenny Endoso
Jody
Marjoe Gortner
Blonde Woman (uncredited)
Jeannie Epper
Dotty Ertel
Sports Car Thief (uncredited)
Bobby Ferro
Bruce M. Fischer
Doctor (uncredited)
Sig Frohlich
Helicopter Pilot (uncredited)
James W. Gavin
Seismologist (uncredited)
Ernest Harada
Jerry Hardin
Man Fleeing Movie Theatre (uncredited)
Bob Harks
Man on the Balcony of a Falling House (uncredited)
Orwin C. Harvey
Dr. Willis Stockle
Barry Sullivan
Lars Hensen
Diana Herbert
Policeman (uncredited)
Bert Kramer
Paul LeClair
Karl Lukas
Ernesto Molinari
Earthquake Victim (uncredited)
Stevie Myers
Seismology Graduate Student (uncredited)
Jimmy Nickerson
Man on Loudspeaker (voice) (uncredited)
Stuart Nisbet
Housewife (uncredited)
Frances Osborne
Dr. James Vance
Lloyd Nolan
Police Officer (uncredited)
Grant Owens
Pool Player (uncredited)
Charlie Picerni
Tony Regan
Emergency Soup Kitchen Worker in Wilson Plaza (uncredited)
Leoda Richards
Man in Outer Office (uncredited)
Clark Ross
Deputy Sherriff (uncredited)
George Sawaya
Boy (uncredited)
Mark Sawtelle
Jay the Bartender (uncredited)
Fred Scheiwiller
Kathie (TV version) (uncredited)
Debralee Scott
Dean Smith
Rosa Amici
Victoria Principal
Eddie Smith
Radio Station Technician (uncredited)
Norman Stevans
Arthur Tovey
Prop Tractor Driver (uncredited)
John Tuell
Opening Narrator (uncredited)
Dick Tufeld
Grocery Store Clerk (uncredited)
Kitty Vallacher
Man on the Radio (voice) (uncredited)
Keith Walker
Studio Guard (uncredited)
Sandy Ward
Rick Warick
Diver at Hollywood Reservoir (uncredited)
Dick Warlock
Stunts
Bob Bralver
Kim Kahana
Evelyn Smith
Gary Epper
Julius LeFlore
Loren Janes
Bob Herron
Bob Yerkes
Bud Ekins
Bob Minor
Craig R. Baxley
Fred Lerner
Tony Brubaker
Nick Dimitri
Writer
Mario Puzo
Original Music Composer
John Williams
Jack Verbois
Terry Leonard
Harvey Parry
Donna Garrett
Eddie Hice
Gene LeBell
Henry Kingi
Julie Ann Johnson
Felix Silla
Roydon Clark
Freddie Hice
James Winburn
Producer
Mark Robson
Director
Director of Photography
Philip H. Lathrop
Editor
Dorothy Spencer
Executive Producer
Jennings Lang
Production Design
Alexander Golitzen
Art Direction
E. Preston Ames
George Fox
Bernard Donnenfeld
Casting
William Batliner
Robert J. LaSanka
Set Decoration
Frank R. McKelvy
Second Assistant Director
Murray Schwartz
First Assistant Director
Fred R. Simpson
Hairstylist
Connie Nichols
Makeup Artist
Mark Reedall
Unit Production Manager
Wallace Worsley Jr.
Costume Design
Burton Miller
Sound
Ronald Pierce
Melvin M. Metcalfe Sr.
Special Effects
Frank Brendel
Stunt Coordinator
John Daheim
Stunt Double
Joe Canutt
May Boss
Buff Brady
Fred Brookfield
Jerry Brutsche
Mickey Caruso
Bill Catching
Rip Clark
Dottie Catching
Paula Crist
Howard Curtis
Dick Crockett
Jadie David
Carol Daniels
Evelyne Cuffee
Paula Dell
Dick Dial
Bennie E. Dobbins
Larry Duran
Andy Epper
Stephanie Epper
Lila Finn
Robert C. Ferro Jr.
Ralph Garrett
Mickey Gilbert
Larry Holt
Tommy J. Huff
Kevin N. Johnston
Eddie Juaregui
Peaches Jones
William T. Lane
Denver Mattson
Troy Melton
Maurice Marks
Harry Monty
Eddie Mulder
Regina Parton
Regis Parton
Paul Nuckles
Don Pike
Barbara Perlman
Glenn Randall Jr.
Bobby Porter
Ernest Robinson
Byron Quisenberry
Audrey Saunders
Russell Saunders
Ronald Ross
Marilyn Stader
Tom Steele
Cyndi Swan
Rock A. Walker
Bob Terhune
Bud Walls
Marvin Walters
Jesse Wayne
Richard Washington
Gaffer
Wilbur Kinnett
Script Supervisor
Victoria Gail Weisbart
Gary Downey
Construction Coordinator
Ed Shanley
Visual Effects
Roswell A. Hoffmann
Assistant Production Manager
Leo Pepin