Elizabeth Thai

Believing that key information about his father's past was lost when his memory was erased, Lex decides to join an experimental programme with Dr Garner to regain the information so he can turn his father over to the FBI. Knowing that Lex will discover his secret if he regains his memory, Clark tries to stop him but is caught by Lionel and the doctor.

The Commonwealth vessel Andromeda, captained by Dylan Hunt, responds to an urgent distress call to find itself lured into a trap.

When Andromeda runs experiments on a black hole, Dylan sends a message into the black hole saying goodbye to his loved ones.