In 2267, the Earth is quarantined, having been infected with a deadly plague by an attacking alien force. Scientists estimate that it will kill every inhabitant within 5 years, not nearly enough time for a cure to be developed. So the planet's only hope lies with the Excalibur, an advanced prototype starship sent out to search ancient alien ruins for their former inhabitant's secrets, hoping that somewhere out there a cure can be found. Episodes include: &quot;War Zone, The Long Road;,&quot; &quot;The Well Of Forever;, &quot;The Path Of Sorrows;&quot; &quot;Patterns Of The Soul;&quot; Ruling From The Tomb;&quot; &quot;The Rules Of The Game;&quot; &quot;Appearances And Other Deciets;&quot; &quot;Racing The Night;&quot; &quot;The Memory Of War;&quot; The Needs Of Earth; Visitors From Down The Street; and &quot;Each Night I Dream,&quot; + Special Features. <br /> <br /> Audio Commentary on 2 key Episodes, Subtitles: English, French and Spanish. <br /> <br /> Probing Documentary: &quot;The Making of 'Crusade Forging Excalibur'&quot;: Learn about the starship from the inside out.