Star Trek: Enterprise: Season 4, Episode 10 - ProjectFreeTV

4 - 10: Daedalus

Emory Erickson, the inventor of the transporter, boards the Enterprise to test new transporter upgrades. He also enlists Archer's help with a risky experiment resulting in a crew member's death. This forces Emory to reveal the real purpose of his test, searching for and retrieving his lost son.