约翰·特拉沃尔塔
John Travolta
饰：George Malley
凯拉·塞吉维克
Kyra Sedgwick
饰：Lace Pennamin
福里斯特·惠特克
Forest Whitaker
饰：Nate Pope
罗伯特·杜瓦尔
Robert Duvall
饰：Doc Brunder
布伦特·斯皮内
Brent Spiner
饰：Dr. Bob Niedorf
杰弗里·德曼
Jeffrey DeMunn
饰：Prof. John Ringold
理查德·基利
Richard Kiley
饰：Dr. Wellin
维托·鲁吉尼斯
Vyto Ruginis
饰：Ted Rhome
布鲁斯·A·扬
Bruce A. Young
饰：FBI Agent Jack Hatch (as Bruce Young)
大卫·加拉赫
David Gallagher
饰：Al Pennamin
肖恩·奥布赖恩
Sean O'Bryan
饰：Banes
迈克尔·米尔汉
Michael Milhoan
饰：Jimmy
特洛伊·伊万斯
Troy Evans
饰：Roger
詹姆斯·基恩
James Keane
饰：Pete
Tom Fridley
饰：FBI Agent
托尼·吉纳罗
Tony Genaro
饰：Tito
艾伦·戈尔
Ellen Geer
饰：Bonnie
Ashley Buccille
饰：Glory Pennamin
Elisabeth Nunziato
Elisabeth Nunziato
饰：Ella
Susan Merson
饰：Nurse
James Anthony Cotton
饰：Cal, Hospital Orderly (as James Cotton)
Justin DiPego
饰：UFO Man
马克·索珀
Mark Soper
饰：KCUD-TV Reporter
Cab Covay
饰：Book Fair Heckler
Tony A. Mattos
饰：Ella's Father
Mark Valim
饰：Alberto
Carl D. Parker
饰：Man in the Orchard (as Carl Parker)
贝丝·肯尼迪
Beth Kennedy
饰：FBI Agent
理查德·格罗斯
Richard Gross
饰：Customer at Malley's
Jack Chouchanian
饰：MRI Technician
Michael Forner
饰：Charlie Shipper
Sage Callaway
饰：Female Officer
Jewel Benedict
饰：Townswoman (May)
Betsy Berryhill
Betsy Berryhill
饰：Townswoman (at bar)
Mariann V. Carothers
饰：Townswoman (furniture store owner)
Claudia Crespin
饰：Townswoman (in crowd)
Joseph A. Nicosia
饰：Townsman (man #2 at bar)
Dan Partain
饰：Townsman (man #3 at bar)
Isaac Reiswig
饰：Townsman (in crowd)
约瑟夫·阿梅
Joseph Amey
饰：Book fair spectator (uncredited)
Scott Bowe
饰：Townsman (in crowd) (uncredited)
埃里克·蒂尼尼
Eric Tignini
饰：Agent (uncredited)
Noah Michael Levine
饰：FBI Agent (uncredited)
Anni Long
Anni Long
饰：Maj. Benz (uncredited)
Will Prater
饰：Helicopter Pilot (uncredited)
安东尼·斯诺
Anthony Snow
饰：Interrogation Recorder (uncredited)
Sandy Stoltz
饰：Duck Carnie (uncredited)
Derek Zemrak
饰：FBI Investigator (uncredited)
丹尼尔·扎卡帕
Daniel Zacapa
加雷特·皮尔森
Garret Pearson
饰：Father at Book Fair
杰弗瑞·德穆恩
Jeffrey DeMunn