Atkins is a character from the 1994 live-action film Guyver: Dark Hero, which is also known as The Guyver 2. He is portrayed as a government agent who becomes a key ally to the protagonist, Sean Barker. Atkins is introduced when he arrives at an archaeological dig site that Sean has been drawn to, a location secretly funded by the sinister organization Chronos. His primary background is that of an undercover operative who has been tracking the activities of the Guyver, the alien-powered armored being that Sean transforms into.

In terms of personality, Atkins is depicted as a pragmatic and resourceful individual. Upon discovering Sean's secret identity, he does not react with fear or hostility but instead shows a willingness to cooperate and provide assistance. He is level-headed in dangerous situations, proving himself to be a capable fighter and a reliable ally during the violent confrontations with Chronos's mutant soldiers, the Zoanoids. His motivations are rooted in his duty to his government and a strategic understanding of the threat posed by Chronos. He recognizes that Chronos is a global enterprise, and that defeating its Los Angeles branch, as Sean had done previously, was not enough to dismantle the entire organization. This knowledge drives his actions throughout the film.

Atkins's primary role in the story is that of a supportive ally and a source of crucial information. He helps to contextualize the larger conflict for Sean, explaining that the fight against Chronos is far from over. He actively participates in the final battle at the dig site, fighting alongside Sean and another ally, Marcus, against the Zoanoid forces. His key relationships are formed with Sean and the other main characters at the dig, including the archaeologist Cori and her father, Marcus. He operates as a bridge between Sean's solitary vigilante mission and the larger institutional resources of the government.

Regarding development, Atkins undergoes a subtle shift from an observer gathering intelligence to a direct participant in the conflict. By the end of the film, after Chronos is temporarily thwarted, his role evolves further as he attempts to recruit Sean. He proposes that they work together to launch an underground war against Chronos, indicating his commitment to a long-term strategic campaign against the organization. In terms of notable abilities, Atkins does not possess any superhuman powers or special technology. His effectiveness comes from his training as a government agent, which makes him a skilled fighter capable of holding his own against Zoanoids in combat, as well as his tactical acumen and knowledge of the larger covert war against Chronos.