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:
Don Rickles
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 > Notes </th></tr>
<tr> <td colspan=1 rowspan=1 > 1958 </td><td colspan=1 rowspan=1 > Run Silent, Run Deep </td><td colspan=1 rowspan=1 > Quartermaster 1st Class Ruby </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1959 </td><td colspan=1 rowspan=1 > The Rabbit Trap </td><td colspan=1 rowspan=1 > Mike O'Halloran </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1960 </td><td colspan=1 rowspan=1 > The Rat Race </td><td colspan=1 rowspan=1 > Nellie </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1963 </td><td colspan=1 rowspan=1 > X: The Man with the X-ray Eyes </td><td colspan=1 rowspan=1 > Crane </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=3 > 1964 </td><td colspan=1 rowspan=1 > Muscle Beach Party </td><td colspan=1 rowspan=1 > Jack Fanny </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Bikini Beach </td><td colspan=1 rowspan=1 > Big Drag </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Pajama Party </td><td colspan=1 rowspan=1 > Big Bang The Martian </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1965 </td><td colspan=1 rowspan=1 > Beach Blanket Bingo </td><td colspan=1 rowspan=1 > Big Drop </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=2 > 1967 </td><td colspan=1 rowspan=1 > Enter Laughing </td><td colspan=1 rowspan=1 > Harry Hamburger </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > The Money Jungle </td><td colspan=1 rowspan=1 > Harry Darkwater </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1969 </td><td colspan=1 rowspan=1 > Where It's At </td><td colspan=1 rowspan=1 > Willie </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1970 </td><td colspan=1 rowspan=1 > Kelly's Heroes </td><td colspan=1 rowspan=1 > Staff Sergeant "Crapgame" </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1971 </td><td colspan=1 rowspan=1 > The Love Machine </td><td colspan=1 rowspan=1 > Announcer </td><td colspan=1 rowspan=1 > Uncredited cameo </td></tr>
<tr> <td colspan=1 rowspan=1 > 1990 </td><td colspan=1 rowspan=1 > Keaton's Cop </td><td colspan=1 rowspan=1 > Jake </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1992 </td><td colspan=1 rowspan=1 > Innocent Blood </td><td colspan=1 rowspan=1 > Emmanuel "Manny" Bergman </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=2 > 1995 </td><td colspan=1 rowspan=1 > Casino </td><td colspan=1 rowspan=1 > Billy Sherbert </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Toy Story </td><td colspan=1 rowspan=1 > Mr. Potato Head </td><td colspan=1 rowspan=1 > Voice </td></tr>
<tr> <td colspan=1 rowspan=1 > 1997 </td><td colspan=1 rowspan=1 > Redux Riding Hood </td><td colspan=1 rowspan=1 > The Boss </td><td colspan=1 rowspan=1 > Voice Short film </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=3 > 1998 </td><td class="highlighted"  colspan=1 rowspan=1 > Quest for Camelot </td><td class="highlighted"  colspan=1 rowspan=1 > Cornwall </td><td class="highlighted"  colspan=1 rowspan=1 > Voice </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Dirty Work </td><td colspan=1 rowspan=1 > Mr. Hamilton </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Dennis the Menace Strikes Again </td><td colspan=1 rowspan=1 > George Wilson </td><td colspan=1 rowspan=1 > Direct-to-DVD </td></tr>
<tr> <td colspan=1 rowspan=1 > 1999 </td><td colspan=1 rowspan=1 > Toy Story 2 </td><td colspan=1 rowspan=1 > Mr. Potato Head </td><td colspan=1 rowspan=1 > Voice </td></tr>
<tr> <td colspan=1 rowspan=1 > 2004 </td><td colspan=1 rowspan=1 > The J-K Conspiracy </td><td colspan=1 rowspan=1 > Himself </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > Toy Story 3 </td><td colspan=1 rowspan=2 > Mr. Potato Head </td><td colspan=1 rowspan=1 > Voice </td></tr>
<tr> <td colspan=1 rowspan=3 > 2011 </td><td colspan=1 rowspan=1 > Hawaiian Vacation </td><td colspan=1 rowspan=1 > Voice Short film </td></tr>
<tr> <td colspan=1 rowspan=1 > Zookeeper </td><td colspan=1 rowspan=1 > Jim the Bullfrog </td><td colspan=1 rowspan=1 > Voice </td></tr>
<tr> <td colspan=1 rowspan=1 > Small Fry </td><td colspan=1 rowspan=3 > Mr. Potato Head </td><td colspan=1 rowspan=2 > Voice Short film </td></tr>
<tr> <td colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > Partysaurus Rex </td></tr>
<tr> <td colspan=1 rowspan=1 > 2019 </td><td colspan=1 rowspan=1 > Toy Story 4 </td><td colspan=1 rowspan=1 > Voice; Posthumous release </td></tr>
</table>
Question:
What did Don Rickles do in Quest for Camelot and Dirty Work?
Answer:
In 1998, Don Rickles portrayed in the film Dirty Work and voiced Cornwall in Quest for Camelot.