T-Dog
... that IronE Singleton's stint as T-Dog in The Walking Dead was only supposed to last a few episodes, but ended up spanning three seasons?
... that <a href="./IronE_Singleton" id="mwEE8" rel="mw:WikiLink" title="IronE Singleton">IronE Singleton</a>'s stint as <b id="mwEFA"><a href="./T-Dog_(The_Walking_Dead)" id="mwEFE" rel="mw:WikiLink" title="T-Dog (The Walking Dead)">T-Dog</a></b> in <i id="mwEFI"><a href="./The_Walking_Dead_(TV_series)" id="mwEFM" rel="mw:WikiLink" title="The Walking Dead (TV series)">The Walking Dead</a></i> was only supposed to last a few episodes, but ended up spanning three seasons?