Solo: Jeremy Brett as Lord Byron 
1970, BBC
Role: Lord Byron

This was a one-man show, with Jeremy portraying the type of romantic, heroic character he said he liked best:

"I think I enjoy playing ... parts like King Arthur, and Henry the V, and heroics and romantics. ... Robert Browning, Lord Byron ... and the classics ... Hamlet, in my younger days." -- 1991 Anglofile interview

IMDb page // Wikipedia info about Lord Byron