Debbie Reynolds

Tammy

Leslie Nielsen

Peter Brent

Walter Brennan

Grandpa

Mala Powers

Barbara

Sidney Blackmer

Professor Brent

Mildred Natwick

Aunt Renie

Fay Wray

Mrs. Brent

Philip Ober

Alfred Bissle

Craig Hill

Ernie

Louise Beavers

Osia

April Kent

Tina

Ralph Brooks

Party Guest (uncredited)

Lillian Culver

Woman at Exhibition (uncredited)

Lucille Curtis

Farmer's Wife (uncredited)

Jack Edwards

Mike (uncredited)

Robert Filmer

Deputy (uncredited)

Robert F. Hoy

Boy (uncredited)

Larry Hudson

Revenue Man (uncredited)

Mike Lally

Photographer at Exhibition (uncredited)

Carl M. Leviness

Party Guest (uncredited)

Jack Macy

Farmer (uncredited)

Forbes Murray

Party Guest (uncredited)

Camille Williams

Girl (uncredited)