Rugers on the Tube.

[Bushwack Bill]

Incase you have misted it.  HBO's "Dead Man's Gun" was shot around a Navy Arms/Uberti Engraved Shcofield with gold trim.  However all the other "Colts" were Ruger Vaqueroes.  Check the close ups and you'll see the hammers don't have any firing pin.

[Mustang Gregg]

Hollywierd got somethin' right!
Usin' a sixgun that'll hold up to abuse.
"Course they are snAFU on ever'thang else!
MG