Overview

Daniel Davis (born November 26, 1945) is an American actor whose career spans television, film and extensive stage work. He is widely recognized for his portrayal of the sardonic butler Niles on the 1990s sitcom The Nanny and for two memorable guest turns as Professor Moriarty on Star Trek: The Next Generation. For more information about his career and credits see his profile.

Notable roles

  • Niles — The urbane, quick-witted butler whose dry humor and rivalry with other characters made the role a standout on a long-running sitcom (1993–1999).
  • Professor Moriarty — A holodeck incarnation of Sherlock Holmes' nemesis in two well-regarded episodes of Star Trek: The Next Generation, admired by fans for its theatricality and dramatic contrast with his sitcom persona.
  • Numerous stage and screen roles — Davis has balanced television work with classical and contemporary theatre across regional companies and larger stages.

Stage and screen career

Although television brought him broad recognition, Davis has a long history in theatre. His stage work includes classical plays and modern dramas, where critics and audiences have noted his clear diction, commanding presence and ability to move between comedy and serious roles. On screen he has taken guest parts in a variety of television series and appeared in films, choosing projects that showcase range rather than typecasting.

Style and legacy

Davis is often praised for his timing, precision of delivery and the contrast he can create between polished manners and sharp comic barbs. The Niles character became a cultural touchstone of 1990s sitcoms, while his Moriarty attracted attention from science-fiction viewers and highlighted his facility for theatrical villainy. Together these roles illustrate a career that crosses genres and audiences.

Significance and later activity

Over decades of work, Daniel Davis has built a reputation as a dependable character actor able to anchor both ensemble comedy and dramatic pieces. He continues to be invited to conventions, revivals and special appearances that celebrate his most recognized characters, and remains active in theatre and occasional screen projects.