Aided by Seven of Nine and the crew of the U.S.S. Titan, Picard makes a shocking discovery that will alter his life forever — and puts him on a collision course with the most cunning enemy he's ever encountered. Meanwhile, Raffi races to track a catastrophic weapon — and collides with a familiar ally.

Patrick Stewart (Admiral Jean-Luc Picard)
Jeri Ryan (Commander Seven of Nine)
Michelle Hurd (Commander Raffi Musiker)
Ed Speleers (Jack Crusher)

Michael Dorn (Captain Worf)
Jonathan Frakes (Captain William T. Riker)
Gates McFadden (Dr. Beverly Crusher)

Todd Stashwick (Captain Liam Shaw)
Amanda Plummer (Captain Vadic)
Aaron Stanford (Sneed)
Ashlei Sharpe Chestnut (Ensign Sidney La Forge)
Randy J. Goodwin (Jae Hwang)
Robert G. Morgan (Fenris Ranger)

Stephanie Czajkowski (Lieutenant T'Veen)
Joseph Lee (Lt. Matthew Arliss Mura)
Chad Lindberg (Ensign Eli Foster)
Jin Maley (Ensign Kova Rin Esmar)
Tiffany Shepis (Dr. Ohk)
Amy Earhart (S.S. Eleos/U.S.S. Titan Computer)
Adam Hunter (Security Officer)
Naymon Frank (Guard)
Grace Lee (La Sirena Computer)

• Raffi's anonymous intelligence handler is revealed to be Worf, who orders her to disengage from the investigation after the attack on M'Talas Prime.
  
• This is Worf's first appearance since Star Trek: Nemesis.
  
• Jack Crusher is revealed to be the son of Jean-Luc Picard and Beverly Crusher. The reveal is unspoken, only conveyed through the reactions between Crusher and Picard.
  
• Jack's criminal past is exposed and he is on the run from bounty hunters.
  
• This episode introduces the season's villian, the bounty hunter Vadic.
  
• Vadic's ship is the Shrike. She destroys the Elios XII by throwing it at the U.S.S. Titan with the Shrike's tractor beam.