A nightclub is used by vampires to trap unsuspecting guests and feed on them....
Blade
Season 1 Episode 12: The Other Side of Darkness (The Final Glory of Deacon Frost)
Blade invades Amaurot, the City of Vampires and headquarters of Existence, while cutting his way through anything that stands between him and now evolved Deacon Frost. Frost's monstrosities fight back, but Blade gets surprise help.