The dream may symbolize the dreamer’s unresolved feelings and guilt towards their deceased husband. The casket and the hand symbolize the finality of death and the dreamer’s desire to say goodbye and seek closure. The husband’s appearance in white and black may represent his presence in the afterlife and his role as a protector and guide for the dreamer. The dreamer’s surprise and questioning of his identity may reflect their struggle to accept his death and move on. The mention of a body double and the husband’s accusation of cheating may suggest the dreamer’s fear of being judged by their deceased spouse for their actions after his passing. This dream may serve as a warning for the dreamer to stay faithful and honor their husband’s memory. It may also be a reminder to let go of any guilt and allow themselves to grieve and heal. Overall, the dream may be a manifestation of the dreamer’s subconscious thoughts and emotions surrounding their husband’s death and their relationship with him.