Major James Sholto : Alistair Petrie - IMDB page
An ancient officer highly estimated by Watson, Major Sholto gained a lot of enemies. After a failed mission, several young soldiers died, and their families take Sholto for responsible. That's why Sholto lives now retired from active duty and life. But he makes an exception for John's wedding, and faces an unexpected hostility: Sherlock's jealousy!
