Original Form

  <?php
echo '<td><form action="episodesdelete.php" method="POST">';
echo '<input type="hidden" name="epid" value="'.$row['epid'].'">';  
?>

episodesdelete.php

<?php
$connection = mysql_connect("localhost","root","")
or die ("Couldn't Connect To Server");
$db = mysql_select_db("shows", $connection)
or die ("Couldn't Select Database");
$query = "DELETE FROM shows WHERE epid= "'.$_POST['epid']'";
$result = mysql_query($query)
or die ("Query Failed: " . mysql_error());

?>