ssic horror movie advice of "don't go outside alone," "don't split up," and "never say 'I'll be right back.'" Hamlet does all of these. In fact Hamlet could be foreshadowing when he says, "be thou a spirit of health, or goblin damn'd,/ Bring with thee airs from heaven, or blasts from hell,/ Be thy intents wicked.../I will speak to thee. I'll call thee Hamlet/ King, father, royal Dane" (1.3.39-45). Hamlet, in some ways, shows great desperation when seeing this ghost. He is desperate to believe it is his father. Even if the ghost is a demon he will call it Hamlet and ostensibly will believe anything it says. This attitude leaves Hamlet open to great danger.
Another element within the scene where the ghost first appears to Hamlet is that very desperation just spoken of. Hamlet is a melancholy man as evidenced by his behavior when he first took the stage. He was saddened by his father's death, and angry at his mother and uncle for carrying on what he considers to be an incestual relationship. Upon hearing news of the ghost, and then seeing the ghost Hamlet is excited, afraid and desperate to regain contact with his lost father. According to Lewes Lavater,
Melancholic persons and mad men imagine many
things which in very deed are not. And first it can
not be denied but that some men which, either by
disposition of nature or for that they have
sustained great misery, are now become heavy and
full of melancholy, imagine many times with
themselves, being alone, miraculous and strange
Hamlet, having already established his melancholy, is open to suggestion by demons, if the ghost be such a being, or is open to imagine what the ghost might say or do.
Whether the apparition's voice is a demon spawned or a figment of Hamlet's imagination the ghost's word choice and style of speech are too close to Hamlet's to ignore. When the evidence is...