1972 Older Cockney Speaker InterviewsPlay video
Pub Interviews with older cockney speakers from 1972, talking about how things have changed for them in their communities. It's not a big stretch to imagine some of these folks were born in the late Victorian era (which ended 1901).
Michael Caine Using His Cockney Accent in an Alfie (1966) MonologuePlay video
In Alfie, Michael Caine has stated that he used the natural cockney accent with which he regularly speaks, which is notable because he has said that there was incredible pressure on actors of his generation to adopt a "posh" way of speaking. Here is a monologue from early in the movie (monologue starts at about the 1:30 mark)
explanation of MLE vs cockney
Family Guy - Stewie Griffin & Eliza Pinchley.Play video
Some popular TV shows that are based on more offensive humor are great places to find examples of problems with language such as hegemony and accents. This example shows how the american baby is upset with the thick British accent of the girl and demands that she learns the proper accent and pronunciation of English. It is a bit ironic that he too has a bit of a British accent but continues to throw insults about her language ideologies and the accent associated with the way she speaks the same language he is speaking. This example shows how even when groups use hegemony to get others to conform to their ideals that they are a bit ignorant to the flaws of their own ideals and would rather focus on others "wrong doings".
British Accents: Call Centre EnglishPlay video
Some great discussion about language ideologies, and Diglossia, two variants of the same language.
Ducks quack in regional accents
A researcher known as "Dr. Quack" reports that recordings of "Cockney" ducks from London differ in their quacking from "Cornish" ducks. [Published on 06-01-2004]
Cockney Rhyming SlangPlay video
A 2008 segment on Cockney Rhyming Slang
My Fair Lady: The Rain in SpainPlay video
Actress Audrey Hepburn as Eliza Doolittle, demonstrating features of the Cockney accent, including h-dropping and the diphthongization of /e/.
Michael Caine: An Accent that Broke Class BarriersPlay video
A 2009 Times Talks interview with actor Michael Caine, who is a native speaker of Cockney English