Rinse The Blood Off My Toga is Wayne and Shuster’s classic parody of Shakespeare’s Julius Caesar by way of Dragnet.
You can listen to (and download) the original 13 minute version from 1959 at this archive.org page.
And here’s an 8 minute version, produced for television sometime in the 1970s (if I’m not mistaken).
Grumio: Life in the Middle 