Things get serious real quick, as Earth has been attacked by a mysterious species hailing from the equally mysterious region of space, the Delphic Expanse. Few options left to them Earth sends their flagship, Enterprise, to meet the Xindi threat. 

Star Trek: Enterprise 02x26 - The Expanse
Directed by Allan Kroeker
Written by Rick Berman and Branon Braga
Guest Stars: John Fleck, Vaughn Armstrong, Gary Graham, Daniel Riordan, James Horan, Bruce Wright