Cocoon

Steve Guttenberg

Jack Bonner

Tahnee Welch

Kitty

Brian Dennehy

Walter

Don Ameche

Arthur Selwyn

Wilford Brimley

Benjamin Luckett

Hume Cronyn

Joseph Finley

Maureen Stapleton

Mary Luckett

Jack Gilford

Bernie Lefkowitz

Jessica Tandy

Alma Finley

Clint Howard

John Dexter

Linda Harrison

Susan

Gwen Verdon

Bess McCarthy

Herta Ware

Rosie Lefkowitz

Barret Oliver

David

Tyrone Power Jr.

Pillsbury

Mike Nomad

Doc

Jorge Gil

Lou Pine

James Ritz

DMV Clerk

Charles Rainsbury

Smiley

Wendy J. Cooke

Alien