Benedict Cumberbatch can't pronounce word 'penguins' properly

Benedict Cumberbatch's 2009 documentary clip 'Strange Islands' has gone viral on Internet after it was observed that the actor was unable to pronounce the word 'penguins' properly.

The documentary based South Pacific has clocked up over half a million views on YouTube, Metro.co.uk reported.

The actor, who has narrated the documentary, can be heard pronouncing the word 'penguins' in a different manner every time.

The clip was first surfaced on Reddit.