Danger Mouse1981

Isambard Sinclair, narrator:
Across the great city, smiling in the sun, Dangermouse tracks the fateful arrows, wherever they lead. And, at last, they lead him to the deepest, darkest, dampest, dingiest dreadful drain.

Danger Mouse:
Good grief! What a deep, dark, damp, dingy, dreadful drain this is.

Isambard Sinclair, narrator:
On tramps our hero, on into the deepenest, darkenest, dampenest, dingiest of the dreadful drainiest. Until at last he sees:

Danger Mouse:
Penfold!