Radio comedian dubbed 'The Perfect Fool'
Player of the Texaco Fire Chief, on old radio
He turned down the wizard role in "The Wizard of Oz"
''Mary Poppins'' actor
Perfect Fool of vaudeville
Keenan's funny dad
'The Diary of Anne Frank' Oscar nominee
He voiced Disney's Mad Hatter
Keenan's actor father
He played Uncle Albert in "Mary Poppins"