The Legend of the 7 Golden Vampires

The Legend of the 7 Golden Vampires is a 1974 film about siblings who reclaim their ancestral mountain village from vampires.
 * Directed by Roy Ward Baker and Chang Cheh. Written by Don Houghton.

You haven't seen Kung fu until you've seen the 7 BROTHERS and 1 SISTER take DRACULA (taglines)

Taglines

 * Black Belt vs. Black Magic!
 * You haven't seen Kung fu until you've seen the 7 BROTHERS and 1 SISTER take DRACULA
 * Deadly Horrors! Dragon Thrills! The First Kung Fu Horror Spectacular!

Cast

 * Peter Cushing — Professor Lawrence Van Helsing
 * John Forbes-Robertson — Count Dracula
 * Robin Stewart — Leyland Van Helsing
 * Julie Ege — Vanessa Buren
 * David Chiang — Hsi Ching
 * Shih Szu — Mai Kwei