Callum Walker

Career overview

Role: Meticulous television and film archivist.
Task: Write a career overview of Callum Walker (Acting).
Constraints:
Use ONLY verifiable facts from provided sources.
No invented titles, names, dates, awards, etc.
Original, neutral, encyclopedic prose.
Plain text ONLY (no markdown, no asterisks, no headings, no bullet points).
Length: 180-260 words.
Structure: 2-3 short paragraphs.
No preamble or JSON.
Source [1]: TMDB profile for Callum Walker. Known for acting. Content score 50.
Source [2]: IMDb profile. British actor, writer, and voice actor. Known for dramatic and character-driven roles in feature films, shorts, television, theatre, and voice work. Between April and July 2026, he is filming in Mumbai, India, playing the role of Ian Frazer in a project by Sourav Ganguly.
Source [3]: TMDB profile. Known as an actor. Work includes Attack.
Source [4]: StarNow profile. Actor.
Name: Callum Walker.
Nationality/Identity: British actor, writer, and voice actor.
Scope of work: Feature films, shorts, television, theatre, and voice work.
Performance style: Dramatic and character-driven roles.
Specific credits: Attack.
Upcoming/Current work: Filming in Mumbai, India, from April to July 2026. Role: Ian Frazer. Project director/creator: Sourav Ganguly.
Paragraph 1: General Profile.
Callum Walker is a British actor, writer, and voice actor. His professional work spans several mediums, including feature films, short films, television, theatre, and voice acting. He is recognized for his performances in dramatic and character-driven roles.
Paragraph 2: Credits and Specific Projects.
Walker's credits include the production titled Attack. According to industry records, he is scheduled to film in Mumbai, India, during the period of April through July 2026. During this production, he will portray the character Ian Frazer in a project directed by or associated with Sourav Ganguly.
Drafting for length and tone:
Callum Walker is a British actor, writer, and voice actor. His professional career encompasses a variety of formats, including feature films, shorts, television, theatre, and voice work. He is noted for his performances in character-driven and dramatic roles.

Among his known credits is the work titled Attack. Walker is also scheduled to participate in a production in Mumbai, India, between the months of April and July 2026. In this upcoming project, which involves Sourav Ganguly, Walker is set to play the role of Ian Frazer.
Word Count Check:
"Callum Walker is a British actor, writer, and voice actor. His professional career encompasses a variety of formats, including feature films, shorts, television, theatre, and voice work. He is noted for his performances in character-driven and dramatic roles.

Among his known credits is the work titled Attack. Walker is also scheduled to participate in a production in Mumbai, India, between the months of April and July 2026. In this upcoming project, which involves Sourav Ganguly, Walker is set to play the role of Ian Frazer."

Current count: ~95 words. This is too short. The requirement is 180-260 words.
Expanding (while staying strictly within sources):
I need to expand without inventing.
Source [2] says: "Callum Walker is a versatile British actor, writer, voice actor known for his compelling performances in dramatic and character-driven roles across feature films, shorts, television, theatre and voice work."
Source [3] says: "Callum Walker is known as an Actor. Some