Doubting Thomas

Summary

Sherlock searches for the missing jewels and their connection to the kidnapping of his friends; he turns to the insurance investigator, Birtwistle, for his assistance.

Guest stars

• Mary O'Driscoll as Mrs. Halligan
• Fiona Glascott as Lady Violet Somerset
• Gia Hunter as Clara Anderson
• Phillip P. Keene as Paul Anderson
• Orén Kinlan as Shaw McPherson
• Joe Klocek as Dan Moriarty aka Michael Wylie
• Adam Behan as Coachman
• Ian Dillon as Ballroom Guest (uncredited)
• Antonio Aakeel as Detective Swann
• Ruairí Heading as Pete Pound