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:
Tom Brittney
Table title:
Television
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 > 2013 </td><td colspan=1 rowspan=1 > Doctors </td><td colspan=1 rowspan=1 > Ollie Cox </td><td colspan=1 rowspan=1 > Episode: "A Different Page" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Call the Midwife </td><td colspan=1 rowspan=1 > Jack Rawle </td><td colspan=1 rowspan=1 > Episode #3.7 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Pramface </td><td colspan=1 rowspan=1 > Ben </td><td colspan=1 rowspan=1 > Episode: "Enchanted Picnic" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Outlander </td><td colspan=1 rowspan=1 > Lt. Jeremy Foster </td><td colspan=1 rowspan=1 > 3 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Casualty </td><td colspan=1 rowspan=1 > Preston Starky </td><td colspan=1 rowspan=1 > Episode: When Nothing Else Matters </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > The Syndicate </td><td colspan=1 rowspan=1 > Tyler Mitchell </td><td colspan=1 rowspan=1 > 3 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > The Five </td><td colspan=1 rowspan=1 > Ken Howells </td><td colspan=1 rowspan=1 > Recurring, eight episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > Humans </td><td colspan=1 rowspan=1 > Greg </td><td colspan=1 rowspan=1 > Episode #1.3 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > Spark </td><td colspan=1 rowspan=1 > Aiden Stockton </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2017 </td><td class="highlighted"  colspan=1 rowspan=1 > X Company </td><td class="highlighted"  colspan=1 rowspan=1 > David </td><td colspan=1 rowspan=1 > 3 episodes </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2017 </td><td class="highlighted"  colspan=1 rowspan=1 > Genius </td><td class="highlighted"  colspan=1 rowspan=1 > Conrad Habicht </td><td class="highlighted"  colspan=1 rowspan=1 > Episode: "Einstein: Chapter Three" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2019- </td><td colspan=1 rowspan=1 > Grantchester </td><td colspan=1 rowspan=1 > Will Davenport </td><td colspan=1 rowspan=1 > Lead Season 4- Present </td></tr>
<tr> <td colspan=1 rowspan=1 > 2019 </td><td colspan=1 rowspan=1 > Heartstrings </td><td colspan=1 rowspan=1 > TBA </td><td colspan=1 rowspan=1 > Episode: "Sugar Hill" </td></tr>
</table>
Question:
What roles did tom Brittney have in 2017?
Answer:
In 2017, Tom Brittney appeared as David in X Company and played as Conrad Habicht in an episode of Genius.