Daniel Davis (born November 26, 1945) is an American stage, screen, and television actor best known for portraying Niles the butler on the popular sitcom The Nanny, and for his two guest appearances as Professor Moriarty on Star Trek: The Next Generation, affecting an upper class English accent for both roles. He also voices the intelligent Cro Magnon, Longhair from the Longhair and Doubledome cartoon shorts from Cartoon Network's Big Pick.

Daniel Davis

Acting Born November 26, 1945 Gurdon, Arkansas, USA

Daniel Davis (born November 26, 1945) is an American stage, screen, and television actor best known for portraying Niles the butler on the popular sitcom The Nanny, and for his two guest appearances as Professor Moriarty on Star Trek: The Next Generation, affecting an upper class English accent for both roles. He also voices the intelligent Cro Magnon, Longhair from the Longhair and Doubledome cartoon shorts from Cartoon Network's Big Pick.

Known For

The Blacklist

Baldur Magnusson

Frasier

Dr. Shafer

Star Trek: The Next Generation

Professor James Moriarty

Elementary

Antoine LaGrange

Columbo

Alex Varrick

Rugrats

Conan McNulty / Wrestler (voice)

Cheers

Mr. Reinhardt

MacGyver

Nicholas Helman

The Practice

Barton Wolfe

Chicago Hope

Gambler #2

Great Performances

Moulineaux

The Nanny

Niles