"Teliko" is the third episode of the fourth season of the American science fiction television series The X-Files. It was written by Howard Gordon and directed by James Charleston. The episode originally aired in the United States on October 18, 1996, on the Fox network. It is a "Monster-of-the-Week" story, a stand-alone plot which is unconnected to the series' wider mythology. "Teliko" earned a Nielsen rating of 11.3, being watched by 18.01 million people upon its initial broadcast. The show centers on FBI special agents Fox Mulder (David Duchovny) and Dana Scully (Gillian Anderson) who work on cases linked to the paranormal, called X-Files. In this episode, Mulder and Scully are called in to investigate the unexplained deaths of several African and African-American people whose skin color has turned white as the result of either a rare medical disorder or a bizarre curse. The episode features the second appearance by Laurie Holden as Marita Covarrubias, following her debut in the fourth-season premiere "Herrenvolk". Carl Lumbly guest stars as a social worker. Inspired by the topics of racial discrimination, "Teliko" explores xenophobia and prejudice. The make-up effects in the episode were difficult to apply and took several hours to be completed. The episode received mixed reviews from critics, who compared the episode to older episodes of the series. The racial topics of the episode drew mixed attention. Plot On an international airline flight, an African man enters the bathroom, where he is attacked by a man exhibiting albino traits. The attacker leaves the bathroom with his normal black skin tone. Before the plane lands in the United States, a flight attendant discovers the victim in the bathroom, devoid of his skin pigmentation. Three months later, Walter Skinner (Mitch Pileggi) calls in Dana Scully (Gillian Anderson) and informs her that four African American men have been kidnapped in Philadelphia. One of them has been found dead exhibiting depigmentation. A specialist from the CDC believes that the men have died from a disease, and has requested Scully to investigate the case. Fox Mulder (David Duchovny) joins Scully and has some of the evidence samples from Sanders' autopsy analyzed by Agent Pendrell, who finds a seed from a rare West African passionflower. Mulder takes the seed to his UN informant Marita Covarrubias and asks for her help; she provides him with information on the incident on the plane. Meanwhile, Samuel Aboah (Willie Amakye), an