Daniel Davis
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.
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Movies (14)

El Gran Truco
2006 · Judge

The Nanny Reunion: A Nosh to Remember
2004

Longhair and Doubledome: Good Wheel Hunting
2000 · Longhair (voice)

The Nanny: Oy to the World
1995 · Niles (voice)

Palomino
1991 · Doctor

The Perfect Tribute
1991 · Gov. Curtin

Havana
1990 · Marion Chigwell

La caza del Octubre rojo
1990 · CPT Charlie Davenport (USS Enterprise)

K-9
1989 · Halstead

The Spirit
1987 · Teasdale

Davy Crockett
1986 · Congressman

Chain Letters
1985 · Steve
The Eagle and The Bear
1985 · Underhill

In Fashion
1974 · Moulineaux
TV shows (36)

Elsbeth
2024 · Dr. Yablonski

Stars in the House
2020 · Self

Star Trek: Picard
2020 · Professor James Moriarty

New Amsterdam
2018 · Vic Wallace

The Good Fight
2017 · Professor Harrison

Gotham
2014 · Jacob Skolimski

The Blacklist
2013 · Baldur Magnusson

Elementary
2012 · Antoine LaGrange

The Fran Drescher Show
2010

Betty, Mi fea bella
2006 · Dr. Morgan Remus

Los Practicantes
1997 · Barton Wolfe

Remember WENN
1996 · Desmond Quist

Chicago Hope
1994 · Gambler #2

Duckman
1994 · Rodney (voice)

La Niñera
1993 · Niles

Frasier
1993 · Dr. Shafer

Rugrats: Aventuras en Pañales
1991 · Conan McNulty / Wrestler (voice)

Star Trek: The Next Generation
1987 · Professor James Moriarty

Frank's Place
1987 · Arnold David Tuney

George Washington II: The Forging of a Nation
1986 · Patrick Henry

L.A. Law
1986 · C. Howard Grady

Matlock
1986 · James Billings

MacGyver
1985 · Nicholas Helman

Tall Tales & Legends
1985 · Congressman

The Equalizer
1985 · Eddie Mason

Murder, She Wrote
1984 · Neal Dishman

Highway to Heaven
1984

Scarecrow and Mrs. King
1983

The A-Team
1983 · Phillips

Remington Steele
1982 · Pierre Fumar

Cheers
1982 · Mr. Reinhardt

Cagney & Lacey
1982

Dynasty
1981

Texas
1980 · Eliot Carrington

Columbo
1971 · Alex Varrick

Great Performances
1971 · Moulineaux
