Clay Spencer

Henry Fonda

Olivia Spencer

Maureen O'Hara

Clayboy Spencer

James MacArthur

Grandpa Spencer

Donald Crisp

Preacher Goodman

Wally Cox

Claris Coleman

Mimsy Farmer

Miss Parker

Virginia Gregg

Grandma Spencer

Lillian Bronson

Dr. Campbell

Whit Bissell

Colonel Coleman

Hayden Rorke

Minnie-Cora Cook

Kathy Bennett

Percy Cook

Dub Taylor

Mother Ida

Hope Summers

Becky Spencer (uncredited)

Veronica Cartwright

Mr. John

Ken Mayer

College Secretary

Bronwyn Fitzsimmons

University Dean (uncredited)

Rusty Lane

Dean's Secretary

Bronwyn FitzSimons

Graduation Singer

Barbara McNair

Spencer Brother

Larry D. Mann

Pattie-Cake Spencer (uncredited)

Kym Karath

Ambulance Driver

Robert "Buzz" Henry

Spencer Brother (uncredited)

Victor French

Spencer Brother (uncredited)

Med Flory

Spencer Brother

James O'Hara

Spencer Brother (uncredited)

Michael Greene

Spencer Brother (uncredited)

Mike Henry

Cop (uncredited)

Rory Mallinson

Spencer Brother (uncredited)

Ray Savage

Mat Spencer

Gary Young

Mark Spencer

Michael Young

Mountain Boy (uncredited)

William Breen

Luke Spencer

Ricky Young

Shirley Spencer

Susan Young

Odell Harper (uncredited)

Martin Eric

John Spencer

Rocky Young

Donnie Spencer

Michelle Daves

Slim Temple (uncredited)

Guy Wilkerson