Free Jaffa loyal to the Tok'ra operative, Khonsu. Dolok served as the go-between for Khonsu, who posed as a Goa'uld underlord of Anubis. He visited SG-1 while in their cell to remind them that they were not alone.
Dolok took on an additional burden. He was asked by Jack O'NeillColonel Jack O'Neill to temporarily place Dr. Simon Coombs and Dr. Jay Felger in a relatively safe place while SG-1 was on the planet in a meeting with Khonsu. Shortly after Dolok hid the men in a storage locker aboard the Ha'tak, he and his lieutenant were discovered and shot by their fellow Jaffa.
The Other Guys - Dolok makes his presence known to SG-1 and agrees to stow away two scientists aboard Khonsu's Ha'tak, but his duplicity is soon discovered and he is killed.