The event, taking place Nov. 5 from the LG Arena in Birmingham, England, features middleweight Chris Leben taking on Mark Munoz in the UFC's first five-round, non-title fight.
The other bouts confirmed for the televised card are bantamweights Brad Pickett vs. Renan Barao and lightweights Paul Taylor vs. Anthony Njokuani. Additional bouts will be announced for the main card.
The last time Spike TV aired a full UFC event on the same day was UFC 120 last October, which was also the most recent time the UFC promoted a show in the U.K.
The current UFC 138 card looks like this:
Spike TV Bouts
Chris Leben vs. Mark Munoz
Brad Pickett vs. Renan Barao
Paul Taylor vs. Anthony Njokuani
Other Planned Bouts
Thiago Alves vs. Papy Abedi
John Hathaway vs. Pascal Krauss
Michihiro Omigawa vs. Jason Young
James Head vs. Mark Scanlon
Terry Etim vs. Edward Faaloloto