Yancy
Michaud
Howard Hughes
Dennis
Captain Minardi
Dr. Gene Clifford / Jerry Blake

Danny Leggett

Alex McSween

Colonel Pierce Grissom

Jerry Blake

Detective Clark

Colonel Thomas Rhodes

J.R. Mitchell

Rollin H. Parker

Launch Director

Dr. Frank Linden

Frank Ridell

Jack Moseley

Grandpa James

Bruce

Frank Devereaux

Hersch Lawyer

Major Beckett

Richard Cory


Dr. Wallace

Bob Anderson

Sidney Lassiter

Dr. Connors

Bonner

Maj. Tom Patterson

Raymond Miller

Henry

Curt Mitchell

Jay Floyd

Adm. Truman Hager

Daniel

Self

Jim Barrett

James Roosevelt

Wes Travis

Aaron Sykes

Buddy Kelsey

Gordon Holc

Mayor Clum

David Walker


Claude Harbrough

Ed Saxe

Cliff's Father

Dr. Philip Sumrall

Connie Priest

Cliff Ripley

Detective Buck McGovern

Barlow

Henry Cragin

Freeman Smith

Parent

Dr. Redding

Sergeant Don Bell

Frank Darnell

Judge Hilburn

Eric Farrell

Buster Schuler

Casey Keddington

Mark Miller

Harris Wiley


Sheriff Joe Haller

Bob Altschuler

Sergeant Nicholas

Goldberg (uncredited)

Jerry

Dr. Friedman

Chuck McBride

Admiral Eric Pressman

Reilly

Nick Moats

Self

Kendall



Inspector Martin Zeller

Cop

Bryant Wilbourne

Self


Lt. Brian Tillman

Peter Watts

John Locke

Carl

Admiral Thomas Boone


Peter Bach

Bailey Lafeld

Michael Keddington's Abusive Father

Gordon Buchanan

Ronald Trent
Self

Captain Krieger (voice)

Gavin Doran

Joe White

Sam Chapel

Jimmy Parerra

Bert Halliwell

Joel Campbell

Tom Tavner

Shadow Man

John Warner

Oliver Booth

Martin Queller

Self - Host

Dale Lacy

Nicholas Alexander

Gen. Alfred Terry

Keith

Howard Hargrave

Wesley Walker

Major General Johnathan Beale

Peter Bach (voice)

Will Ryan

Richard Kindred

Thomas Boone

Curt Lockridge (segment "Chameleon")

Richard Cain

Byron LaCroix

Vincent Novak