Unfolding in real time, the U.S.S. Enterprise falls into a slipstream that pushes them to a catastrophic warp threshold. As our crew is siloed across the ship, M'Benga is crushed under a biobed, leaving a lone Chapel to save her mentor.

Anson Mount (Captain Christopher Pike)
Ethan Peck (Lieutenant Spock)
Jess Bush (Nurse Christine Chapel)
Christina Chong (Lt. La'an Noonien-Singh)
Celia Rose Gooding (Ensign Nyota Uhura)
Melissa Navia (Lt. Erica Ortegas)
Babs Olusanmokun (Dr. Joseph M'Benga)
Martin Quinn (Lt. Montgomery Scott)
Rebecca Romijn (Commander Una Chin-Riley)

Brian Markinson (Dr. Phil Boyce)
Carol Kane (Commander Pelia)

Ziye Hu (Lieutenant Early)
Alex Kapp (U.S.S. Enterprise Computer)
Stella Lee (Ensign Rankin)
Bianca Nugara (Cadet A'Sha)
Abinaya Sivakumaran (Lieutenant Rahda)

• The premise of this episode is similar to the Next Generation episode "Disaster".
  
• This episode features a periodic countdown timer and split-screen like the TV series 24.
  
• Nurse Chapel asks Pike for a permanent post on the Enterprise.
  
• Dr. Phillip Boyce (originally played by John Hoyt) was previously featured in the Original Series unaired pilot "The Cage". He is played by Brian Markinson here, who has appeared on TNG, Voyager, and Deep Space Nine.