 Written by Rob Grant and Doug Naylor, and directed by Ed Bye, the plot features a backup computer named Queeg that replaces Holly.The episode was remastered, along with the rest of the first three series, in 1998.After "Red Dwarf" survives an impact from an asteroid, and Dave Lister narrowly avoids being killed repairing the damage it did to the Hologram Simulation Suite, he, Arnold Rimmer and Cat question how safe they are with the assistance of the ship's computer, Holly.