Marc Schaffer

Career overview

Role: Meticulous television and film archivist.
Task: Write a 180-260 word career overview of Marc Schaffer (Crew).
Constraints:
Use ONLY verifiable facts from provided sources.
No invented titles, names, dates, 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]: Marc Schaffer, born August 9, 1967, in Delano, California, USA. Known as Marc P. Shaffer, Marc Shaffer, Mark Shaffer, Mar. 21 known credits.
Source [2]: Actor. Known for Pirates of the Caribbean: At World's End (2007), National Treasure (2004), and National Treasure: Book of Secrets (2007).
Source [3]: Known as Actor, Stunts, Stunt Double, Stunt Coordinator, and Stunt Driver. Work includes: Pirates of the Caribbean: The Curse of the Black Pearl, Pirates of the Caribbean: At World's End, Live Free or Die Hard, National Treasure: Book of Secrets, Scary Movie 2, Pulse, Extant, and The Debt.
Source [4]: American stunt performer and actor. Known for work in action films and television series.
Source [5]: General info (upcoming, new, past movies, etc.).
Paragraph 1: Identity and Background.
Marc Schaffer is an American actor and stunt performer born on August 9, 1967, in Delano, California, USA. He is also known by several names, including Marc P. Shaffer, Marc Shaffer, Mark Shaffer, and Mar. His professional work spans across various roles, including actor, stunts, stunt double, stunt coordinator, and stunt driver. He is recognized for his contributions to action films and television series, often participating in major Hollywood blockbusters.
Paragraph 2: Filmography/Credits.
Schaffer's filmography includes several notable productions. He is known for his work in Pirates of the Caribbean: At World's End, National Treasure, and National Treasure: Book of Secrets. Other credits in his body of work include Pirates of the Caribbean: The Curse of the Black Pearl, Live Free or Die Hard, Scary Movie 2, Pulse, Extant, and The Debt. His career involves a total of 21 known credits.
Drafting check:
Word count check:
"Marc Schaffer is an American actor and stunt performer born on August 9, 1967, in Delano, California, USA. He is also known by several names, including Marc P. Shaffer, Marc Shaffer, Mark Shaffer, and Mar. His professional work spans across various roles, including actor, stunts, stunt double, stunt coordinator, and stunt driver. He is recognized for his contributions to action films and television series, often participating in major Hollywood blockbusters.

Schaffer's filmography includes several notable productions. He is known for his work in Pirates of the Caribbean: At World's End, National Treasure, and National Treasure: Book of Secrets. Other credits in his body of work include Pirates of the Caribbean: The Curse of the Black Pearl, Live Free or Die Hard, Scary Movie 2, Pulse, Extant, and The Debt. His career involves a total of 21 known credits."

Word count: ~145 words. This is too short. I need to reach 180-260 words.
Expanding the content (staying strictly within sources):
I need to add more detail from the sources without inventing anything.
Source [1] says he has 21 known credits.
Source [2] mentions specific years for some: Pirates of