The Royal Shakespeare Company act (and sing and dance!) Shakespeare's play about two sets of identical twins, separated at birth and brought together by circumstance.

Paul Gregory (William Sylvester) is an accomplished composer despite his blindness, and his beautiful wife Anne (Barbara Shelley) seems to be the perfect supporting wife. But unknown to Paul, she is having a passionate affair with Ricky (Alexander Davion), a struggling artist. Keen to support her artist lover and give them more time to make love, she persuades Paul to commission Ricky to paint her portrait. But Paul senses their affection for each other, and threatens to cut Anne off without a penny. Desperate to keep both her lover and Paul s money, Anne plots the perfect murder and asks Ricky to carry it out...

Tabitha, once the placid, gentle and devoted pet, adopts all the characteristics of a ferocious, wild animal following the murder of her mistress. The three guilty people are all trapped by the cat's power and each will come to untimely deaths of horrific proportions without anyone being able to solve the mystery that surrounds their brutal death.

A psychiatrist treats a woman who is convinced that she turns into a killer leopard because of a family curse.

Several old college friends converge at a mansion, ostensibly for a pleasant reunion. Larry Dann, the most easygoing of the bunch, comes to the conclusion that all is not well in the old dark house. For one thing, he's run across several people whom he's never met. For another, they all seem to be of a different time and place.