Question: do mulder and scully have a kid together

Answer: Yes, In the teaser, a couple, the Van De Kamps (Adam Nelson and Shannon Hile), adopt Dana Scully's (Gillian Anderson) infant son, William (James and Travis Riker). The episode then jumps back a week. Scully takes William out of her car while an unknown man (Chris Owens) watches them. Later, John Doggett (Robert Patrick) is attacked in the X-Files office by the same man. After a struggle, Doggett subdues him. His face is revealed to be horribly scarred.