Howling II: Your Sister is a Werewolf (1985) starring Christopher Lee, Annie McEnroe, Reb Brown, Marsha A. Hunt, Sybil Danning

Synopsis of Howling II: Your Sister is a Werewolf

At the end of the original The Howling, Karen White dies …  And Howling II: Your Sister is a Werewolf begins at her funeral, with her bereaved brother Ben (Reb Brown) meets Stefan Crosscoe (Christopher Lee).  He tries to convince him that his sister died as a werewolf.  Along with reporter Jenny Templeton (Annie McEnroe) the trio head to Czechoslovakia.  Their goal is to defeat Stirba (Sybil Danning), the Queen of all werewolves. Before it’s too late.