Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
John Howard Davies
Table title:
Film
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Ref. </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1948 </td><td class="highlighted"  colspan=1 rowspan=1 > Oliver Twist </td><td colspan=1 rowspan=1 > Oliver Twist </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1949 </td><td class="highlighted"  colspan=1 rowspan=1 > The Rocking Horse Winner </td><td colspan=1 rowspan=1 > Paul Grahame </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 1951 </td><td class="highlighted"  colspan=1 rowspan=1 > Tom Brown's Schooldays </td><td colspan=1 rowspan=1 > Tom Brown </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > The Magic Box </td><td colspan=1 rowspan=1 > Maurice Freise-Greene </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
Did John Howard Davies play any title roles in his career?
Answer:
John Howard Davies appeared in the title role in Oliver Twist (1948) and in the title role in Tom Brown's Schooldays (1951).