Well, it was really just on the off chance that someone hadn't watched the reimagined BSG from 2003-2009 so not much chance of it being spoiled for anyone unless they were too young at the time to watch it. In any case, I gave a spoiler warning just in case, but good to know that there are spoiler tags. But what I'm…

(BSG Spoiler warning!) Well, though the song was by Bob Dylan, the fifth season was referencing the Bear McCreary version of the Jimi Hendrix cover of the Bob Dylan song (all of this has happened before…), as well as the intro music, the Hindu song to God, the Gayatri Mantra, a song with a divine message

There are actually three cylons, Michael Hogan (Col. Tigh), Rick Worthy (Simon), and Callum Keith Rennie (Leoben). And Hiro Kanagawa played Cyrus Xander, one of the scientists developing the cylon brain, in Caprica.