 Following the events of " Zero Hour " , Commander Charles " Trip " Tucker III ( Connor Trinneer ) and Ensign Travis Mayweather ( Anthony Montgomery ) survive the attacks by P @-@ 51 Mustangs on their shuttlepod and arrive back on Enterprise . Temporal Agent Daniels ( Matt Winston ) , near death , suddenly appears to Doctor Phlox ( John Billingsley ) in sickbay . He warns that an alien named Vosk ( Jack Gwaltney ) , the leader of a faction of the Temporal Cold War , has altered the timeline with catastrophic consequences . Enterprise was brought to the mid @-@ 20th century to end the Temporal Cold War between several factions including the Federation . On Earth , Captain Jonathan Archer ( Scott Bakula ) escapes from the Germans when American resistance fighters ambush his convoy . 
