Amy Rydell, who plays the Romulan Commander is the daughter of actress Joanne Linville, who played the same character the the original series episode "the Enterprise Incident".
With the line "He even forgot my middle name" Captain Kirk explains a goof in the original series episode "where No Man Has Gone Before". In that episode Gary Mitchell creates a tombstone with the inscription "James R Kirk". Kirk's middle initial Is "T".
As an homage to William Shatner, Vic Magnoga (as Captain Kirk) pronounces the word sabotage as"sab-uh-tazh".
The Red Alert klaxon sound effect from Star Trek Voyager was used in engineering, when the Romulan Commander realeased the coolant.
Nicola Bryant appeared in Doctor Who with Colin Baker as the Doctor's companion Peri.