A West African artifact bearing alien-like script drives Mulder toward breakdown and Scully toward an impossible genetic riddle, threatening everything they thought they understood about human origins.
First aired: 1999-05-16
Director
Rob Bowman
Writers
Frank Spotnitz, Chris Carter
Guest cast
Mimi Rogers, Mitch Pileggi, William B. Davis, Nicholas Lea, Floyd "Red Crow" Westerman, Michael Ensign, Michael Chinyamurindi, Murray Rubinstein, Bill Dow, Warren Sweeney, Chet Grissom, Benjamin Ochieng, Sheila Tousey, Marty Zagon, Ayo Adeyemi, Samuel Kwaku Minta