Sense8's Kick Gurry starts as Pete. He's Jane's ex and the father of Lake. He and Jane have a tumultuous relationship, and they are engaged in a vicious custody battle when Lake disappears. He's a music producer and recovering heroin addict. He's also the first person Jane thinks is responsible for Lake's disappearance.
Parenthood's Erika Christensen stars as Ali Petrovitch. Ali is Jane's younger half sister. She is sweet and practical. She and Jane have a complicated relationship that stems from Ali not approving of Jane's choices. Ali also has her own difficulties conceiving a child. She's either just as driven to find Lake as Jane, or she's a reasonable suspect behind Lake's disappearance, especially if she disapproves of Jane's parenting style and choices.
Kyra Sedgwick reclaims her spot as a leading lady on primetime television for the first time since The Closer. She stars as Jane, a hard-working television producer, and single mom. After producing an award winning documentary that brought down the SDPD, Jane used her skills to produce a crime procedural. When her daughter goes missing she does whatever it takes to find her while clashing with her ex, juggling the Robbery Homicide Division, and protecting her own secrets.
PJ: I'm out of Addies. Sunday night, a lot of people are on deadlines. Jane: Really? PJ: Is this gonna work for you? Jane: Yeah. PJ: Yeah, just put on your tab. Is that OK? Jane: Totally.
Jane: Wait a minute, do you have a secret? Lake: Sometimes when I'm gone, when I'm with Daddy, I miss you so much that I think I want to go to heaven. Jane: I know. It's hard, right?