导演 Don Taylor

Cornelius 罗迪·麦克道尔

Dr. Zira 金·亨特

Dr. Lewis Dixon 布拉德福德·迪尔曼

Dr. Stephanie 'Stevie' Branton Natalie Trundy

Dr. Otto Hasslein 埃里克·布雷登

The President William Windom

Dr. Milo 萨尔·米涅奥

E-1 阿尔伯特·萨尔米

E-2 Jason Evers

Committee Chairman 约翰·伦道夫

General Winthrop Harry Lauter

Aide 迈克尔·埃米特·沃尔什

Lawyer (as Roy E. Glenn Sr.) Roy Glenn

Cardinal Peter Forster

Army Officer 诺曼·伯顿

Naval Officer William Woodson

Orderly Tom Lowell

Marine Captain Gene Whittington

Curator Donald Elson

TV Newscaster Bill Bonds

Referee Army Archerd

General Faulkner James Bacon

Armando 里卡多·蒙塔尔班

Marine Corporal (uncredited) John Alderman

General (uncredited) 艾伦·巴克斯特

Secretary of State (uncredited) Jack Berle

Official at Briefing (uncredited) Paul Bradley

German Newscaster (uncredited) Karl Bruck

Undetermined (uncredited) Sam Chew Jr.

Reporter (uncredited) Robert Cole

Talking Baby Chimp (uncredited) (voice) Walker Edmiston

Spectator (uncredited) Sig Frohlich

Helicopter Pilot (uncredited) James W. Gavin

Official at Briefing (uncredited) George Golden

Official at Briefing (uncredited) James Gonzalez

Bodyguard (uncredited) Joe Gray

Aide (uncredited) Bob Harks

Nova (archive footage) (uncredited) 琳达·哈里逊

Reporter at Hotel (uncredited) Elizabeth Harrower

Bystander (uncredited) Shep Houghton

Waiter (uncredited) Joseph La Cava

Reporter (uncredited) Robert Nichols

Undetermined (uncredited) Ron Pinkard

Heloise (uncredited) Janos Prohaska

Reporter at Hotel (uncredited) Tony Regan

Gen. Brody (uncredited) Stephen Roberts

Reporter (uncredited) Hank Robinson

Control Room Officer (uncredited) 詹姆斯·希金

Reporter (uncredited) Jack Slate

Official at Briefing (uncredited) Arthur Tovey

Hotel Receptionist (uncredited) William Tregoe

British News Anchor (uncredited) William Beckley