Enola Holmes 3 Plot Unveiled and Himesh Patel Cast as Dr. Watson

The third installment of the Enola Holmes franchise follows Enola, Sir Tewkesbury, Dr. Watson and new ally Mikiel as they race to rescue Sherlock and Lady Tewkesbury in Malta. A Morse‑code clue leads them to a secret British‑Afghan gold stash hidden in the island's military headquarters, a scheme orchestrated by Professor Adeline Rathe – revealed to be Moriarty – who seeks revenge for her earlier imprisonment. The plot culminates in the discovery that the gold was looted during the Anglo‑Afghan War and deliberately sunk aboard the ship The Wrath of Adeline.

Separately, the film confirms that Himesh Patel will portray Dr. John Watson, joining Millie Bobby Brown, Jude Law and Martin Freeman. Patel said he researched Britain’s global exploits of the era to shape his version of the iconic companion.