Cuthbert Greenway / Dr. Ralph Greenway
Horatio Prim
Melody Allen
Mildred Dean
Sheldon Gage
Emily
June Prescott
Thomas Danbury
Nora O'Leary
Lt. Mason
Sgt. Conners
Maj. Putnam
Sgt. Makepeace
Dandy at Party (uncredited)
Second Sergeant (uncredited)
Museum Guard (uncredited)
Bill - Museum Guard (uncredited)
Party Guest (uncredited)
Leigh - Traitor (uncredited)
Bessie - Danbury's Maid (uncredited)
Cranwell - Traitor (uncredited)
Mr. Dibbs - Museum Curator (uncredited)
Danbury Servant (uncredited)
Motorcycle Rider (uncredited)
Lou haunts a house - for free!!
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.
