Niall Macgregor

Career overview

Role: Meticulous television and film archivist.
Task: Write a career overview of Niall Macgregor (Acting).
Constraints:
Use ONLY verifiable facts from provided sources.
No inventing/guessing (titles, names, dates, etc.).
Original, neutral, encyclopedic prose.
Plain text only (no markdown, no asterisks, no headings, no bullet points).
Word count: 180-260 words.
Structure: 2-3 short paragraphs.
No preamble, no JSON.
[1] TMDB: Niall Macgregor is known for acting. 11 known credits. Content score 88.
[2] IMDb: Actor. Known for To the Ends of the Earth (2005), The Flying Scotsman (2006), and The Bill (1984).
[3] TMDB: Actor. Work includes 24, Line of Duty, Low Winter Sun, Shetland, Silent Witness, The Bombing of Pan Am 103, Case Histories, and Messiah.
[4] TV Guide: List of movies and TV shows.
[5] Tardis Wiki: British actor. Principal role in the Doctor Who universe is Robert in the Simon Guerrier-penned Sara Kingdom Companion Chronicle trilogy.
[6] Biographies.net: Placeholder/Link (no specific facts provided in the snippet).
Paragraph 1: General identification and early/notable credits.
Niall Macgregor is a British actor with 11 known credits. His acting career includes appearances in works such as The Bill (1984), To the Ends of the Earth (2005), and The Flying Scotsman (2006).
Paragraph 2: Television and specific roles.
Macgregor has appeared in several television productions, including 24, Line of Duty, Low Winter Sun, Shetland, Silent Witness, The Bombing of Pan Am 103, Case Histories, and Messiah. Within the Doctor Who universe, he is recognized for his principal role as Robert in the Sara Kingdom Companion Chronicle trilogy, which was penned by Simon Guerrier.
Drafting Text:
Niall Macgregor is a British actor with 11 known credits. His work includes roles in the production The Bill (1984), as well as To the Ends of the Earth (2005) and The Flying Scotsman (2006).

His television credits encompass a variety of series, such as 24, Line of Duty, Low Winter Sun, Shetland, Silent Witness, The Bombing of Pan Am 103, Case Histories, and Messiah. Additionally, Macgregor is known for his work within the Doctor Who universe. In this context, he performed the principal role of Robert in the Sara Kingdom Companion Chronicle trilogy, a work written by Simon Guerrier.
Word Count Check:
"Niall Macgregor is a British actor with 11 known credits. His work includes roles in the production The Bill (1984), as well as To the Ends of the Earth (2005) and The Flying Scotsman (2006).

His television credits encompass a variety of series, such as 24, Line of Duty, Low Winter Sun, Shetland, Silent Witness, The Bombing of Pan Am 103, Case Histories, and Messiah. Additionally, Macgregor is known for his work within the Doctor Who universe. In this context, he performed the principal role of Robert in the Sara Kingdom Companion Chronicle trilogy, a work written by Simon Guerrier."

Word count: ~115 words. This is too short. I need to expand to reach the 180-260 range without inventing facts.
Expansion Strategy:
I must be careful. I cannot invent facts. I can only rephrase or group the existing facts more descriptively.