The whole Drac pack is back next summer for a monster vacation as Griffin the invisible man (David Spade), Wanda (Molly Shannon) & Wayne (Steve Buscemi) the werewolves, Murray the mummy (Keegan-Michael Key), Dennis (Asher Blinkoff), Dracula (Adam Sandler), Mavis (Selena Gomez) & Johnny (Andy Samberg), Frank (Kevin James) & Eunice (Fran Drescher), and Blobby get ready for a family voyage on a luxury monster cruise ship.