Innerspace Cast
The cast of Innerspace.
Dennis Quaid
as Lt. Tuck Pendleton

Dennis Quaid portrays Lt. Tuck Pendleton, a pilot who volunteers to be miniaturized and injected into a rabbit as part of a scientific experiment.

Martin Short
as Jack Putter

Martin Short plays Jack Putter, a hypochondriac who becomes unwittingly involved in the experiment when Tuck's pod is injected into him.

Meg Ryan
as Lydia Maxwell

Meg Ryan stars as Lydia Maxwell, Tuck's journalist ex-girlfriend who gets caught up in the adventure.

Kevin McCarthy
as Victor Eugene Scrimshaw

Kevin McCarthy appears as Victor Eugene Scrimshaw, a ruthless industrialist trying to get his hands on the technology behind miniaturization.

Fiona Lewis
as Dr. Margaret Canker

Fiona Lewis portrays Dr. Margaret Canker, a scientist involved in the experiment with Tuck and Jack.

Vernon Wells
as Mr. Igoe

Vernon Wells plays Mr. Igoe, one of Scrimshaw's henchmen who cause trouble for the protagonists.

Robert Picardo
as The Cowboy

Robert Picardo appears as The Cowboy, a mysterious individual encountered by Tuck inside Jack's body.

Dick Miller
as Cab Driver

Dick Miller plays Cab Driver, a character who unwittingly becomes part of the chaotic journey inside Jack's body.

Wendy Schaal
as Wendy

Wendy Schaal portrays Wendy, Jack's colleague who helps him during his bizarre predicament.

Harold Sylvester
as Pete Blanchard

Harold Sylvester plays Pete Blanchard, a friend of Jack who gets caught up in the adventure.

William Schallert
as Dr. Greenbush

William Schallert appears as Dr. Greenbush, a scientist involved in the miniaturization experiment.

Henry Gibson
as Mr. Wormwood

Henry Gibson portrays Mr. Wormwood, another character involved in the machinations surrounding miniaturization technology.

John Hora
as Ozzie Wexler
Mark L. Taylor
as Dr. Niles
Orson Bean
as Lydia's Editor
Kevin Hooks
as Duane
Kathleen Freeman
as Dream Lady
Archie Hahn
as Messenger
Kenneth Tobey
as Man in Restroom
Joe Flaherty
as Waiting Room Patient
Andrea Martin
as Waiting Room Patient
Jason Laskay
as Scrimshaw's Henchman
Frank Miller
as Scrimshaw's Henchman
Christine Avila
as Lab Technician
Alexandra Borrie
as Lab Technician
Jenny Gago
as Lab Technician
Robert Gounley
as Lab Technician
Grainger Hines
as Rusty
Mike Garibaldi
as Cop
Richard McGonagle
as Cop
Terence McGovern
as Travel Agent
Robert Neches
as Lab Guard
Rance Howard
as Supermarket Customer
Chuck Jones
as Supermarket Customer
Laura Waterbury
as Supermarket Customer
Kurt Braunreiter
as Lab Assault Henchman
Brewster Sears
as Lab Assault Henchman
Alan Blumenfeld
as Man with Camera
Jeffrey Boam
as Lydia's Interviewee
Sydne Squire
as Stewardess
Paul Barselou
as Man on Plane
John Miranda
as Man in Elevator
Jordan Benjamin
as Little Kid in Mall
Roberto Ramirez
as Chef
Virginia Boyle
as Shopping Lady
Herb Mitchell
as Camera Store Clerk
Neil Ross
as Pod Computer (voice)
Robert Gray
as Lab Assault Henchman
Shawn Nelson
as Wendell
Joe Dante
as Vectorscope Employee (uncredited)
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