The protagonist of the game, who ventured out into Northern Greenland in 1952, to search for any traces of his long-vanished father, Theodore.
Colonel Theodore "Teddy" Holmes
Fish oil magnate and member of the Explorers Club, who made a voyage into the Arctic in an attempt cross the North Pole by hot-air balloon. His journey was derailed by discovery of J.C. Pharris
frozen in the tundra, who asked him to deliver a letter to his son.
A heavily brutalized young man who shielded himself from torment through his inventive talents. From Ms. Thermon shutting him away in an "Isolation Box", to getting called a freak by his own mother, and even unloved by Mr. Pharris due to his looks. As a result, Jan began to scheme a Roaring Rampage of Revenge against those who shunned him, while trying to cure Claire of her polio at the same time.
- In the Hood: Jan spends most of his on-screen time wearing a robe with a hood that hides his facial features.
- Nightmare Face: Revealed to the audience when he takes off his hood; and it scared away pretty much everyone in his family. It's unclear as to how long he was like that, but his Neurographicon couldn't repair it like he hoped.
Jonathan Cleveland "J.C." Pharris
Millionaire and designer of the Herculania
. Adopted Jan and also helped design the Neurographicon as the main purpose of the ship's voyage.
Dr. John Mahlerbe
Herbal therapist and Jan's personal physician. He was the first to discover the concept that the Neurographicon was based on, and designed medicinal serums that the machine uses to heal its subjects.
- Morally Ambiguous Doctorate: John was a very good doctor to Jan and the people on board the ship. However, he also was reluctantly willing to do whatever Jan asked him to, regardless of the ethics involved.
Jan's roommate in the Goodman Home. He grew up to become a Con Man
who scammed people out of their money and pretended to own various franchises.
- Broken Masquerade: When you investigate his stateroom, which has various things from a stamp for his fake business cards, to marked playing cards.
- Cigar Chomper: He sure loves those Cuban cigs.
- Porn Stash: In his locker at the spa, Billy has a poster of a fat lady from a circus he apparently went to, and her weight is also the combination for his stateroom.
Former headmistress of the Goodman Home for Boys, who oversaw adoption of Jan to J.C. Pharris.
Jan's mother, a rich, self-absorbed dancer who reveled in the inheritances of her previous husbands.
Renowned Irish boxer who was supposedly Jan's biological father. He skipped a return trip to Ireland when Jan asked him to go aboard Herculania.
- The Alcoholic: Leo sometimes swigs from a flask when on-screen. His dream world even involves interacting with a pub.
- Fur and Loathing: Leo doesn't wear furs, but his stateroom is furnished wall to wall in several kinds of animal pelts.
Daughter of one of Belle Swan's former husbands, and stepsister to Jan. Diagnosed with polio, she remains confined to a wheelchair, and puts up surprisingly well with the trauma her family put her through. She was also the first test subject for the Neurographicon.
- Black Sheep: She is the only member of the family who is not condescending or vain, and actually finds Jan attractive. Even the music in her stateroom stands out.
- Throwing Off the Disability: After her and Jan's first trial within the Neurographicon, Claire could only stand for a few precious seconds, but used those seconds to dance with him at the masquerade ball. After that, her polio came back in an instant, along with Jan's own ghoulish facial features, to everyone else's displeasure.