Sir John Oldcastle of Martyrs". Oldcastle was also a minor character in the early Elizabethan history play the "Famous Victories of Henry V" (c. 1586?), which is generally thought to have been one of Shakespeare's sources for his plays on Henry IV and Henry V. The genesis of "Sir John Oldcastle" is crucially linked to the fact that when Shakespeare's "Henry IV" plays premiered on stage in 1597–98, the character Sir John Falstaff was called Sir John Oldcastle. This is indicated by abundant external and internal evidence. The change of names, from "Oldcastle" to "Falstaff," is mentioned in seventeenth-century works by Richard James
Oldcastle, County Meath August at various venues around the town. The festival has been running since 1998 and has featured acts such as Aslan, The Saw Doctors, Shane MacGowan, The Riptide Movement and Kodaline. Fr Ray Kelly is also a local feature and performs in his own parish church. Oldcastle is a centre for anglers & is ideally located four miles (6.4 km) from Lough Ramor (County Cavan), a lake that is noted for its coarse fishing. Oldcastle is also ideally located six miles (10 km) from Lough Sheelin (County Cavan) which is noted for its trout fishing. Oldcastle GAA club is over