[1] She made her first screen appearance in the show's pilot episode "Re-Entry", which first aired on July 9, 2014 on the CBS network in the United States.
She returns to Earth amid chaotic happenings with her family life while in the space program and unexplained events of the early pregnancy.
The believed dead Harmon Kryger makes an attempt to contact Molly after she has an eventful day with her husband John and son Ethan.
Molly's boss interrupts her morning jog to let her in on the Covert program that allowed her to become pregnant by timed release Nano-technology.
Unbeknownst to Molly Director Sparks is planning to covertly bring her in for further study with a medical team.
Her doctor Dr. Barton, arrives that night to draw a blood sample to determine the DNA of Molly's unborn fetus.
She goes to the bookcase and removes an old photo album, and we see a picture of her with Marcus in his ISEA mission uniform with Molly and it's a moving scene.
Next we see her aboard the Seraphim initiating bio-sample tests on plants and worms, when Ben, her onboard computer (a disembodied voice) tells her of an incoming v-com, or video communication from John and Ethan.