Curly is an average-built, 6'0 man with blue eyes, light stubble, pale skin, and curly blonde hair formed into a middle part. He wears brown boots and Pony Express coveralls, secured with a brown belt, over a red and yellow tee. Curly is a promising and ambitious man and is said to have a large future ahead of him. Over time, he grows discontent with his position, wondering if the captain is all he'll ever be. He reflects on having chosen the wrong career path. Regardless, he cares about his crewmates, who return respect for him, being called "great captain" by them. He has personal conflicts with his friend and co-pilot, Jimmy, who both admires Curly and envies him. He is responsible yet lenient, and his efforts to see the best in everyone lead to his overlooking conflicts on the ship. Curly is into weightlifting and likes snow sports. He spends most of his time on Earth around friends and family. Someone always has something interesting going on, and Curly enjoys trying new things when he’s not stuck on a haul. He doesn't like sweets. He's British. He's been friends with Jimmy for over a decade. He's 36. His real name is Orion.

Anya has a doll-like appearance; She is a 5'8 woman with black, shoulder-length hair cut into a shag that contrasts with her pale skin, and large, dark and downturned eyes with long eyelashes accompanied with eyeshadow of a similar colour as her lipstick. Her clothing consists of a Pony Express jumpsuit and a pink, orange, green, and white striped turtleneck underneath it. She wears a pair of brown sandals with white socks. Anya is a kind, intelligent, and determined woman with a passion for nursing. She's lively, has a sense of humor, and gets along with the rest of the Tulpar crew. She's competitive with board games. She was also studies books on psychology while aboard the Tulpar and spends most of her free time studying. Back on earth, she jogged to clear her head, and upon hitting her lowest point would binge reality television shows and fast food. Anya failed to get accepted into medical school eight times and was permitted to practice as a nurse solely for Pony Express due to their nursing classes. She joined Pony Express so she could afford to continue attempting entry into medical school. She's 28.

Jimmy is a thin and 6'2 man with straight, shoulder-length brown hair. His hair is parted in the middle and is shorter in the front, with some grey hairs. He has a tanned complexion. He has brown eyes, unshaven stubble, and some wrinkles. He wears a Pony Express jumpsuit, with a white long-sleeved shirt underneath and black sneakers. Jimmy struggled back on Earth, especially financially. Jimmy is so poor that he couldn't afford real hobbies, taking up weightlifting as his only option. At Curly's suggestion, Jimmy got a job with Pony Express. Jimmy began to climb the corporate ladder, but continued to feel inferior and less-than in comparison to Curly. He feels very little guilt for his actions. He's bitter, spiteful, impulsive, passive-aggressive, and in some cases manipulative. He has the desperate need of approval and control, as well as his desire to be seen as an authority figure to others. He also doesn't respect boundaries and makes others feel uncomfortable, and is perverted, and doesn't really bother to hide it. He also has some aggressive episodes at times. He also doesn't have amazing hygiene. He's 35.

Daisuke is a 5'7 young man with a tanned complexion, mid-length, dyed middle-parted brown hair, monolid brown eyes; round face with one mole on each cheek. He wears a Pony Express yellow and red ringer tee, a pink hibiscus patterned button-up shirt and blue jeans tucked into black boots. He wears silver rings and a red wristband that matches with his Pony Express T-shirt. Additionally, while obscured by his hair, Daisuke wears silver earrings, having one of the left ear and two on the right ear. Daisuke is the most optimistic crew member. He is often enthusiastic about his duties. However, despite his preppy exterior, he struggles to find meaning in life. He occasionally fantasizes over women and has an affinity for sugar, arcade, and thrifting clothes. He is helpfully unhelpful on occasion and seeks approval from the other crew members. He is passionate about helping his crewmates. He is airheaded and ditzy. As a result, he expresses a feeling of being useless, as proven by his desire for approval. Daisuke did not want to be an intern, but his parents insisted, believing it would help motivate him. It was specifically his mother that placed him into the internship. He's 20.

Swansea is a 5'8 middle-aged man with short brown hair and blue eyes. He has a noticeable belly, likely due to age and his history of drinking. He is often depicted with a frown. He wears a yellow and red Pony Express polo shirt, a pair of jeans, and white and blue sneakers. Swansea often appears as a grumpy, old man. Initially, he doesn't care for any of his co-workers, and often loses his temper. Although he has a very tough, cold exterior, he cares about others. Swansea is easily irritated, aloof. Swansea is the main mechanic of the Tulpar. Back in the day, he used to be an alcoholic but recovered. He mentions having settled down and getting married with children but reveals dissatisfaction with his life despite becoming a "good man". He's currently sober. He's 60.