Answer
Jennifer Tilly provided the voice for Madame Leota in the 2003 film "The Haunted Mansion". Leota is a character in the "Haunted Mansion" attraction at the Disneyland theme park, where she appears in a crystal ball in the Séance Room. In the film, Leota is a psychic who helps the protagonists to find their way out of the Haunted Mansion.