Michael Caine announces retirement from acting at 90 after latest film hailed 'incredible'

Caine says his last film The Great Escaper received wonderful reviews and he doesn't think he can top it.
He believes he won't get many more leading roles due to his age.
Caine has had a long career spanning over 50 years with over 130 acting credits.
His retirement comes after hints over the years that he was considering stepping back.
Caine says he will now focus more on writing books and novels.