Art Carney as Harry Truman

David Huffman as David Jackson

Cassie Yates as Linda Steele

Albert Salmi as Clyde Whittaker

Ron O'Neal as Otis Kaylor

Tim Thomerson as Sheriff Wayne Temple

Bill McKinney as Kilpatrick

Redmond Gleeson as Hendricks

Nehemiah Persoff as Mr. Ellison

Brendan Burns as David Crockett

Henry Darrow as Lloyd Wagner

Danny Chambers as Col. Arnholt

Biff Manard as Dr. Romarantin

Joseph Benti as Newscaster

Clark Christiansen as Reeder

Frank Ellis as Schmitty

Sean Abbott as Chad

Denny Arnold as Curry

BJ Davis as Bedsoe

Patricia King as Patty Jean

Corky Courson as Bandleader

Julie Phillips as Pamela

Mary Jane Heelebuyck as Cook

Peter Bellwood as English Reporter

Susan Gelb as Photographer

Steve Sheldon as Shopkeeper

Stacie Joyce as Ginny

Murl Lee Morris as Radio Operator

William Bartman as Resnick

Diana Fiske as Cindy

Carol Bryant as Mrs. Ellison

Ray Lykins as Stunt Man

Eddie Braun as Stunt Man

Clarence Altkin as Reporter #1

John Boylen as Reporter #2

Renee Braswell as Girl on the Street

Julie Rice Davis as Stunt Girl

Beau Davis as Stunt Baby

Dennis Murphy as Logger #1

Wiley Ellis as Logger #2

Randy Nawalaniec as Logger #3

Van Hurst as Guardsman

Thomas Lovingier as News Director

Tony Scalese as Man Watching TV

Don LaFontaine as Narrator (voice) (uncredited)