"When a group of trespassing seniors swim in a pool containing alien cocoons, they find themselves energized with youthful vigor."
Steve Guttenberg
as Jack Bonner
Tahnee Welch
as Kitty
Brian Dennehy
as Walter
Don Ameche
as Arthur Selwyn
Wilford Brimley
as Benjamin Luckett
Hume Cronyn
as Joseph Finley
Maureen Stapleton
as Mary Luckett
Jack Gilford
as Bernie Lefkowitz
Jessica Tandy
as Alma Finley
Clint Howard
as John Dexter
Linda Harrison
as Susan
Gwen Verdon
as Bess McCarthy
Herta Ware
as Rosie Lefkowitz
Barret Oliver
as David
Tyrone Power Jr.
as Pillsbury
Mike Nomad
as Doc
Jorge Gil
as Lou Pine
James Ritz
as DMV Clerk
Charles Rainsbury
as Smiley
Wendy J. Cooke
as Alien
Pamela Prescott
Dinah Sue Rowley
Gabriella Sinclair
Cyndi Vicino
as Bank Teller
Russ Wheeler
as Doctor
Harold Bergman
as Reverend
Ivy Thayer
as Waitress
Fred Broderson
as Kirk
Mark Cheresnick
as Salvatore
Bette Shoor
as Realtor
Mark Simpson
as Coast Guard First Class BM
Robert Slacum Jr.
as Coast Guard Second Class BM
Rance Howard
as St. Petersburg Dectective
Jean Speegle Howard
as Woman
Charles Voelker
as Leader, New Yorkers Dance Band
Irving Krone
as Jasper
Clarence Thomas
as Policeman
Ted Science
Jim Fitzpatrick
as Dock Worker
Tracy Roberts
as Bar Patron
Charles Lampkin
as Pops
Tom Benedek
Screenplay
David Brown
Producer
Lili Fini Zanuck
Richard D. Zanuck
James Horner
Original Music Composer
Donald Peterman
Director of Photography
Daniel P. Hanley
Editor
Mike Hill
Ron Howard
Director
Godfrey Marks
Dialogue Editor
Paul Huston
Visual Effects
David Saperstein
Story
Penny Perry
Casting
Jack T. Collis
Production Design
Jim Duffy
Set Decoration
Aggie Guerard Rodgers
Costume Design
Carline Davis-Dyer
Script Supervisor
Eddie Marks
Costume Supervisor
Beverly McDermott
Keith Peterman
Camera Operator
John LeBlanc
Zade Rosenthal
Still Photographer
Jordan Klein Sr.
Underwater Camera
Ken M. Suzuki
Gaffer
Charlie Mullen
Animation Supervisor
Phillip Norwood
Visual Effects Art Director
Bill Kimberlin
Visual Effects Editor
Ken Ralston
Visual Effects Supervisor
Joseph A. Unsinn
Special Effects Coordinator
Laurel Ladevich
Sound Designer
Gary Rydstrom
Gary Summers
Janis Clark
Hairstylist
Kevin Haney
Makeup Artist
Robert Norin
Rick Stratton
Tony Laudati
Animation Technical Director
Robert Doudell
Associate Producer
Brian Penikas
Makeup Effects
Greg Cannom
David Berry
Scott Farrar
Ralph McQuarrie
Charlie Picerni
Stunts