The Acheron Pulse

The Acheron Pulse is a Big Finish Productions audio drama based on the long-running British science fiction television series Doctor Who.

Plot
The Doctor returns to The Drashani Empire, which is now under attack from alien invaders known as The Wrath.

Cast

 * The Doctor – Colin Baker
 * Tenebris – James Wilby
 * Dukhin – Joseph Kloska
 * Teesha – Jane Slavin
 * Vincol – Chris Porter
 * Boritz – John Banks
 * Athrid – Chook Sibtain
 * Olerik – Carol Noakes
 * Empress Cheni – Kirsty Besterman

Continuity

 * This is the second in a trilogy of stories that began with the Fifth Doctor in The Burning Prince and concludes with the Seventh Doctor in The Shadow Heart.
 * Three decades have passed since the Doctor's last visit.