Jessie exploring her nightmares on The Irregulars season 1

The cast of The Irregulars season 1 dramatically mingling

Bea and Jessie -- sisterly love -- on The Irregulars season 1

Leopold being catered to -- like the prince he is -- on The Irregulars season 1

Watson standing stoically in front of 22F on The Irregulars season 1

The cast of The Irregulars season 1 posed pretty for the camera

Sherlock and Watson in distress on The Irregulars season 1

Sherlock in front of 22F on The Irregulars season 1

Sherlock Holmes and violin from The Irregulars season 1