The grenade explosions used to counter the Feverheads in the Armored Personnel Carrier were achieved with 2 ounces of black powder each.
206960
When Devyn sees the masked horseman, he recites a verse from the Book of Revelation 6:7-6:8, which is also the license plate number from the pilot episode.
206961
The severed-hand-pulled-into-mud gag was achieved by burying a pipe underneath the mud to act as a conduit around which the steel cable tied to the fake hand could loop. When the director yelled "action", a special effects artist off screen would pull the cable, and the hand would sink into the mud (it took a few tries).
206963
Scenes in "The Alamo" were shot inside an actual youth detention center that closed its doors in 2007.
206962
Ladies and gentleman, in case you hadn't noticed, that's improv star Wayne Brady as Lamar Boone.