Two ghosts, who were mistakenly branded as traitors during the Revolutionary War, return to 20th century New England to retrieve a letter from George Washington which would prove their innocence.

Bud Abbott
as Cuthbert Greenway / Dr. Ralph Greenway

Lou Costello
as Horatio Prim

Marjorie Reynolds
as Melody Allen

Binnie Barnes
as Mildred Dean

John Shelton
as Sheldon Gage

Gale Sondergaard
as Emily

Lynn Baggett
as June Prescott

Jess Barker
as Thomas Danbury

Ann Gillis
as Nora O'Leary

Donald MacBride
as Lt. Mason