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:
Chelan Simmons
Table title:
Television
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Release date </th><th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Character </th><th colspan=1 rowspan=1 > Episode </th></tr>
<tr> <td colspan=1 rowspan=1 > 1990 </td><td colspan=1 rowspan=1 > IT </td><td colspan=1 rowspan=1 > Laurie anne </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1991 </td><td colspan=1 rowspan=1 > Scene of the Crime </td><td colspan=1 rowspan=1 > Lori </td><td colspan=1 rowspan=1 > Episode: "Show and Tell" </td></tr>
<tr> <td colspan=1 rowspan=1 > 1991 </td><td colspan=1 rowspan=1 > Captain Zed and the Zee Zone </td><td colspan=1 rowspan=1 > Additional Voices </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1993 </td><td colspan=1 rowspan=1 > The Bots Master </td><td colspan=1 rowspan=1 > Additional Voices </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1993 </td><td colspan=1 rowspan=1 > Animated Classic Showcase </td><td colspan=1 rowspan=1 > Additional Voices </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1993 </td><td colspan=1 rowspan=1 > Jack's Place </td><td colspan=1 rowspan=1 > Young Girl (Uncredited) </td><td colspan=1 rowspan=1 > Episode: "Faithful Henry" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2000 </td><td colspan=1 rowspan=1 > 2gether: The Series </td><td colspan=1 rowspan=1 > Hot Teenage Girl </td><td colspan=1 rowspan=1 > Episode: "Dead" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2001 </td><td colspan=1 rowspan=1 > Special Unit 2 </td><td colspan=1 rowspan=1 > Naughty Girl #2 </td><td colspan=1 rowspan=1 > Episode: "The Eve" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2001–02 </td><td colspan=1 rowspan=1 > MTV'S Now What? </td><td colspan=1 rowspan=1 > Cindy </td><td colspan=1 rowspan=1 > Recurring role; 4 Episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2001–02 </td><td colspan=1 rowspan=1 > Edgemont </td><td colspan=1 rowspan=1 > Crystal </td><td colspan=1 rowspan=1 > Recurring role; 11 Episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2002 </td><td colspan=1 rowspan=1 > Smallville </td><td colspan=1 rowspan=1 > Felice Chandler </td><td colspan=1 rowspan=1 > Episode: "Drone" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2004 </td><td colspan=1 rowspan=1 > Smallville </td><td colspan=1 rowspan=1 > Rhonda </td><td colspan=1 rowspan=1 > Episode: "Devoted" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2004 </td><td class="highlighted"  colspan=1 rowspan=1 > Wonderfalls </td><td class="highlighted"  colspan=1 rowspan=1 > Gretchen Speck-Horowitz </td><td class="highlighted"  colspan=1 rowspan=1 > Recurring role; 2 Episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2005 </td><td colspan=1 rowspan=1 > Zixx: Level Two </td><td colspan=1 rowspan=1 > Louise </td><td colspan=1 rowspan=1 > 2 Episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2005 </td><td colspan=1 rowspan=1 > The Collector </td><td colspan=1 rowspan=1 > The Devil / Spokesmodel </td><td colspan=1 rowspan=1 > Episode: "The UFOlogist" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2005 </td><td colspan=1 rowspan=1 > Supernatural </td><td colspan=1 rowspan=1 > Jill </td><td colspan=1 rowspan=1 > Episode: "Bloody Mary" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2005 </td><td colspan=1 rowspan=1 > Stargate: Atlantis </td><td colspan=1 rowspan=1 > Mara </td><td colspan=1 rowspan=1 > Episode: "The Tower" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > Psych </td><td colspan=1 rowspan=1 > Bianca </td><td colspan=1 rowspan=1 > Episode: Pilot (Credit Only) </td></tr>
<tr> <td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > Men in Trees </td><td colspan=1 rowspan=1 > Tiffanii </td><td colspan=1 rowspan=1 > 2 Episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2007 </td><td colspan=1 rowspan=1 > Psych </td><td colspan=1 rowspan=1 > Bianca </td><td colspan=1 rowspan=1 > Episode: Scary Sherry: Bianca's Toast </td></tr>
<tr> <td colspan=1 rowspan=1 > 2006–09 </td><td colspan=1 rowspan=1 > Kyle XY </td><td colspan=1 rowspan=1 > Hillary </td><td colspan=1 rowspan=1 > Recurring role; 26 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2007 </td><td colspan=1 rowspan=1 > About a Girl </td><td colspan=1 rowspan=1 > Stacy </td><td colspan=1 rowspan=1 > 3 Episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2007 </td><td colspan=1 rowspan=1 > Whistler </td><td colspan=1 rowspan=1 > Model </td><td colspan=1 rowspan=1 > 2 Episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > Always a Bridesmaid </td><td colspan=1 rowspan=1 > Savannah Springs </td><td colspan=1 rowspan=1 > Unaired pilot </td></tr>
<tr> <td colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > The L.A. Complex </td><td colspan=1 rowspan=1 > Alicia Lowe </td><td colspan=1 rowspan=1 > Series regular (Season 1), Guest star (Season 2); 8 Episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > Action Dad </td><td colspan=1 rowspan=1 > Liz Ramsey </td><td colspan=1 rowspan=1 > Voice role; 22 Episodes </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2012 </td><td class="highlighted"  colspan=1 rowspan=1 > How I Met Your Mother </td><td colspan=1 rowspan=1 > Brandi </td><td class="highlighted"  colspan=1 rowspan=1 > Episode: "Lobster Crawl" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > Mr. Young </td><td colspan=1 rowspan=1 > Barbie Roboto </td><td colspan=1 rowspan=1 > Episode: "Mr. and Mrs. Roboto" </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2013 </td><td class="highlighted"  colspan=1 rowspan=1 > Hannibal </td><td class="highlighted"  colspan=1 rowspan=1 > Gretchen Speck </td><td class="highlighted"  colspan=1 rowspan=1 > Episode: "Amuse-bouche" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > Grey's Anatomy </td><td colspan=1 rowspan=1 > Brenda </td><td colspan=1 rowspan=1 > Episode: "Do You Believe In Magic?" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Package Deal </td><td colspan=1 rowspan=1 > Melissa </td><td colspan=1 rowspan=1 > Episode: "How I Met Your Brother" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > Mistresses </td><td colspan=1 rowspan=1 > Ever </td><td colspan=1 rowspan=1 > Episode: "Murder She Wrote" </td></tr>
</table>
Question:
What did Chelan Simmons do before returning to her role in "Wonderfals"?
Answer:
At the end of 2012, Chelan Simmons had appeared in one episode on "How I Met Your Mother", before starring on an episode of "Hannibal" in 2013, in which she reprised her role as Gretchen Speck whom she portrayed in the short lived series "Wonderfalls".