Much of the filming took place at the Tregenna Castle Hotel. The flags which can be seen outside the hotel include the US and Cornwall flags side by side, which were left over from a wedding of a Cornish woman and an American man which had taken place at the hotel shortly before.
A TV movie for the Showtime network.
Jean Simmons and Joss Ackland appeared as Desiree Armfeldt and Fredrick Egerman in the 1975 London premiere of A LITTLE NIGHT MUSIC. They subsequently play husband and wife in Miss Marple: They Do It with Mirrors (1991).
When Katherine and Gerald are slow dancing, the orchestra is playing "Oh, Danny Boy."