Inspiral is the fourth of five foals of racing age out of Starscope (Selkirk), runner-up in the Gr.1 1000 Guineas and the Gr.1 Coronation S. Starscope is a half-sister to the Listed winner Solar Magic (Pivotal) and is also the dam of the Listed-placed Celestran (Dansili), the winner Lunar Corona (Dansili) and one further winner.

Second dam Moon Goddess (Rainbow Quest) was a winner. She has 12 foals and seven winners, the best of them Starscope and Solar Magic, and is a half-sister to Medicean.

Third dam Mystic Goddess (Storm Bird) won at Listed level as a two-year-old and was Group-placed three times that year. Her five winners are headed by the sire Medicean (Machiavellian), winner of the Gr.1 Lockinge Stakes and the Gr.1 Eclipse Stakes.

This is also the family of Sanam (Golden Act), a Group 1 winner at two, and of Shaybani (Al Nasr), twice a Group 2 winner in South Africa.

Starscope's yearling colt by Ulysses has been named Stetchworth Friend. She was covered by Frankel again in 2023.