British babes Mary and Madeleine Collinson became the first set of twins to not only star as Playboy Twin Centerfolds (and we’ll get to that at the end of this post!!), but to star in a Hammer Horror film, 1971’s TWINS OF EVIL. Not only that, the lasses got to play opposite Hammer icon Peter Cushing as their puritanical, witch burning uncle. It’s the final chapter in Hammer’s Karnstein Trilogy (preceded by 1970’s THE VAMPIRE LOVERS and 1971’s LUST FOR A VAMPIRE), based on characters from Sheridan LeFanu’s 1872 novella , and it’s a sexy, blood-spattered scream!

As uncle Gustav Weil goes around the countryside burning young girls at the stake, his recently orphaned twin teenage nieces Maria and Frieda arrive from Venice. Prudish Uncle Gustav disapproves of the girls’ plunging decolletage (“What kind of plumage is this? The birds of paradise?”). While Maria is shy and demure, Frieda’s a…