A San Francisco newspaper film critic becomes pregnant after a hookup with a much younger man and together they raise a non-traditional family. Golden Globe Award winner Jenna Elfman ( href="http://www.tv.com/dharma-and-greg/show/182/summary.html">Dharma & Greg) plays Billie, who after a hard breakup with her boss, James (Melrose Place's Grant Show) then gets knocked up by Zack (Windfall's Jon Foster). They agree on an unconventional arrangement to raise the child and live together platonically. But when Zack's friends turn her place into a frat house, Billie isn't sure that the plan can work out.
Completing the cast are Ashley Jensen (Ugly Betty) as Billie's best friend Olivia, Lennon Parham as her younger married sister Abby, and Nicolas Wright as Davis, one of Zack's freeloading friends. Based on the bestselling novel of the same name by Mary F. Pols, Accidentally on Purpose is executive-produced by Lloyd Braun, Gail Berman, Gene Stein, and Claudia Lonow with CBS Television Studios.
After faking labor pains to get Zack out of a speeding ticket, Billie goes into labor - for real. Unfortunately, things take a turn when Zack gets busted by the officer they had initially lied to and is hauled off to the...
In the first part of a two-parter, Billie acts as if she gets into labor in order to save Zack from a traffic ticket of speeding. Meanwhile, Olivia and Davis spend the day shopping for a baby gift.
consulting him. Meanwhile, Davis and Ryan are faced with a difficult choice when they learn surprising news about the nurse.
Billie invites herself to Zack's high school reunion, but with regrets when she becomes unsure if she can't compete with Zack's hot ex-girlfriend in her pregnant state. Meanwhile, Abby makes a miracle youth juice that sh...
Billie, trying not to nag Zack, tries to trick him into doing chores around the apartment. However, her plan goes awry when Zack takes it upon himself to decorate the nursery. Meanwhile, Davis gets a job at a gay bar in ...
While working on an article with Sully, Billie comes across some shocking news about the newspaper. Meanwhile, Zack and Davis decide to go into the sandwich business.
To prevent the surprise shower they are planning of being exposed, Abby and Nick convince their significant others to spend time with Billie and Zack, but the plan doesn't go as expected when both Billie and Zack dislike...
Billie tries to cover up the fact that Zack is living with her from her parents, while also worrying that she'll ruin Christmas, just like she has in the previous years. Meanwhile, Nick (Abby's husband) attempts to impre...
Billie and Zack begin taking instructional parenting classes, but separately due to their busy schedules. However, Billie decides to go with Olivia and Abby, but when Abby starts to outshine Billie at all the tasks, the ...
After James hires a new film critic to the paper, Billie feels that she has been threatened, and decides to show James how useful she really is.
Zack becomes jealous when Billie starts dating a colleague from her work at the newspaper
Billie requests Abby and Nick to be Godparents, but unintentionally, it causes them to break up. However, Billie has to stop Abby before she does something she will regret when a night with Davis on the town goes too far...
Zack attempts to surprise Billie by installing a low-flow toilet, but instead they have their first argument as a couple.
Billie gives Zack and Davis relationship advice so he can live vicariously through them.
Billie and Zack agree to see other people. However, this proves to be easier said than done when Billie's pregnancy gets in the way of both of their potential dates.
Billie's pregnancy begins to make her more attractive and Zack takes notice of her new curves. However, when Billie has an incident involving self-tanning lotion, Zack is turned off by her appearance.
While snooping through Zack's stuff, Billie finds a note he was writing to her that he never finished. After finding this, Billie sets out to figure out what Zack is hiding from her.
After breaking it off with her boyfriend, Billie has a one-night-stand with a younger guy. After ending up pregnant, Billie decides to keep the baby, as well as the father.
