Marcus and Lucius Isaacson are Detective Sergeants for the New York City police force and make up the last two members of the investigative team. Together they bring a comprehensive knowledge of the latest forensic crime solving techniques to the team.
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Basic Information | Biography | Quotes | Character Testimonials
Names: Detective Sergeants Marcus & Lucius Isaacson
Birth Date: Estimated at some time in the 1860s
Birth Place: New York City, NY, USA
Appearance: "Standing by the tables were two men, both wearing three-piece wool suits, the taller man's a subdued but fashionably checked pattern, the shorter’s simple black. [...] As [the taller man] leaned into the bright light around the table I would see that his Semitic features were quite handsome – strong nose, steady brown eyes, and a good head of curling hair. The shorter man, by contrast, had small eyes, a fleshy face that was beaded with sweat, and thinning hair. They both looked to be in their early thirties." (A 72-3)
Parents: Jewish immigrants from Europe. The mother appears to speak a Germanic language.
Siblings: Other than each other, they have one younger sister named Cordelia.
Education: Marcus trained to be a lawyer and Lucius trained to be a doctor. They both have training in criminal science and forensic medicine.
Occupation and Places of Work: After initially doing work for the Pinkerton National Detective Agency, they went on to join the police force. They work as Detective Sergeants and have their offices at the Police Department Headquarters on Mulberry Street.
Status: Bachelors.
Home: Live with their parents. Their home is located on Second Street between First Avenue and Second Avenue.
Transportation: No private transportation. They walk or use cabs (hansoms) instead.
Past/Present Servants: Unknown.
Friends/Associates: Theodore Roosevelt, Laszlo Kreizler, Sara Howard, John Moore, Alexander Macleod.
Past Love Interests: Unknown.