An Arthurian legend of young Prince Valiant, son of the King of Scandia. After the King is exiled by an evil leader, the Prince travels to Camelot to secure the aid of King Arthur in helping restore his family to power and prevent a plot by the Black Knight.

While doing the inventory for a lingerie outlet in a high rise office building, five attractive women are terrorized by a series of bizarre killings. They suspect that the strange janitor, who witnessed another series of killings six months previously, is at the bottom of the whole thing. Little do they know the real horror that they face in the end.

While in town on shore leave, Joe meets, falls in love with and proposes to Anne, a beautiful woman he rescues from an attacker. Anne, however, has a past: she's a prostitute and a former heroin addict on the run from her well-connected pimp, Harry. With the help of his friend, Chris, Joe must make sure Harry can never threaten Anne again.

A female scientist performs experiments on three college girls that turn them into drooling, murderous mutants.