# Professor Moriarty — The Valley of Fear character guide

> Professor Moriarty in The Valley of Fear by Arthur Conan Doyle.

**Role:** minor

**Also known as:** Moriarty, a Moriarty

**First appearance:** 0002-ii-sherlock-holmes-discourses

## Who they are

The criminal mastermind briefly mentioned as connected to the case.

## In the story

### [The Warning](https://www.betterreads.dev/discover/the_valley_of_fear_se/chapters/i-the-warning)

Referenced as the sinister figure behind Porlock, the 'He' whom Porlock fears.

### [II: Sherlock Holmes Discourses](https://www.betterreads.dev/discover/the_valley_of_fear_se/chapters/ii-sherlock-holmes-discourses)

Referred to as the mastermind behind criminal operations; Holmes suspects his involvement in the murder.

### [Epilogue](https://www.betterreads.dev/discover/the_valley_of_fear_se/chapters/epilogue)

Revealed as the mastermind behind Douglas's murder, described as a 'great consultant in crime.'

## Links

- HTML: https://www.betterreads.dev/discover/the_valley_of_fear_se/characters/professor_moriarty
- Book: https://www.betterreads.dev/discover/the_valley_of_fear_se
- All characters: https://www.betterreads.dev/discover/the_valley_of_fear_se/characters