Life with Derek(2005–2009)

The Room

Fifteen-year-old Derek (Michael Seater) is unhappy about his dad's remarriage, mostly because it means he now has to deal with two stepsisters, the older of whom has her heart set on taking over Derek's bedroom. Casey: Ashley Leggat. Edwin: Daniel Magder. Lizzie: Jordan Todosey.

The Fall

When Casey humiliates herself by falling on top of her new classmates in the school hall, right in front of Derek's best friend Sam (Kit Weyman) on whom she has a crush, Casey gets the embarrassing nick name: Klutzilla.

The Party

When Casey and Derek's parents decide to go away for the weekend, Casey and Derek must convince their parents that they can be trusted to take care of Edwin, Lizzie and the house without a babysitter, but Derek has other plans!

Puppy Dog Tails

Casey gets more than she bargained for when she attempts to add a feminine touch to the living room and, in the process, starts a decorating feud between her parents. Derek: Michael Seater. Edwin: Daniel Magder. Nora: Joy Tonner. George: John Ralston. Casey: Ashley Leggat.

Grade-Point: Average

Casey is enraged to learn that she has been labeled a “grade grubber” by her fellow classmates. To rid herself of this unflattering rep, she decides to team up on a school project with the biggest slacker she knows: Derek. Michael Seater. Marti: Ariel Waller. George: John Ralston. Nora: Joy Tonner.

The Wedding

As Aunt Fiona's wedding planner, Casey strives to make the ceremony and reception absolutely perfect and hitch-free, but things start to go wrong when Casey's cousin---and archrival---Vicky (Sarah Gadon) interferes. Meanwhile, Derek gets his first directing job: He's been asked to film the nuptial celebration. Fiona: Tara Manuel Rigal. Nora: Joy Tonner.

The Poxfather

Derek makes Casey an offer she can't refuse. She agrees to run his highly profitable school-based business in exchange for a new cell phone and a more desirable locker location while he's at home recovering from chicken pox.

House of Games

Casey engages in a high-stakes game of chance against the master of cheating siblings, Derek; and George finds himself in hot water for mentioning his ex's name during a heated argument with Nora.

Marti the Monster

Nora and George need a babysitter for an upcoming day trip and Derek ends up being left in charge of Marti who has fun terrorizing him as he tries to impress the new girl from school, Sandra (Claire Hewlett).

Sweet Misery

When Derek flips the TV remote at Casey causing her to hurt her ankle, Casey decides to return the favor and make Derek really suffer

Babe Raider

Offended by the video game Babe Raider, Casey decides to counter the sexist male attitude in the house by coming up with a set of feminist house rules.

All Systems No Go

Chaos in the house prompts Casey to implement some basic house rules. Meanwhile with Nora away at a retreat, George needs to enlist everyone's help to organize the book club happening in their house that night.

Two Timing Derek

When Derek already has a girlfriend, Casey is shocked when he asks out a friend of hers, Lucy. Casey asks Emily to dig up information on whether Max is available or not. Meanwhile, Nora has set up a dinner with another family, but some members of her family object.

It's Our Party

Misadventures In Babysitting

Slacker Mom

Power Failure

Don't Take A Tip From Me

The Bully Brothers

Derek defends Edwin from a bully.

Home Movies

Casey tries to make a movie for a school project.

Show-Off-Tune

Derek lands a leading role in a school musical, and Casey gives him acting advice.

Summer School Blues

Grade A Cheater

Derek swaps test papers with Casey and then devises a plan to keep from getting caught.

Adios Derek

Derek's mom tries to get him to live with her in Spain for six months.

Fright Night

Sixteen Sparkplugs

When Derek Met Sally

A Very Derekus Christmas

Ivanwho?

Rumor Mill

Derek breaks up with Kendra to get out of buying her a Valentine's Day gift, so she asks Max to the school dance.

Derek Un-Done

Not So Sweet 16

Driving Lessons

Make No Prom-ises

Cheerleader Casey

Allergy Season

Max gives Casey his football jacket, which apparently causes her to develop allergies.

Things That Go Bump In The Night

Two Kisses One Party

Derek refuses to help out with Marti's birthday party despite being asked by Sally. Casey wants to get back together with Max, but he is hesitant about the whole idea.

Open Mic Plight

After Derek has trouble expressing his feelings for Sally, she recommends that he write a love song for her. Meanwhile, Edwin tries out his talent show comedy routine on George and Lizzie.

Just Friends

Even though Sally had one friendly dinner with her ex-boyfriend, an irritated Derek decides to spend time with Kendra to make a point that girls and guys can't be just friends. Casey attempts to counter Derek's argument by searching for a male student that she can be friends with. Meanwhile, Edwin fears that George's female co-worker who is coming over for dinner is out to steal his father away from Nora.

March Break

While the rest of the family heads off to Quebec for spring break, Casey and Derek decide to stay home to meet their previously planned engagements. However, the two discover that they now have to spend the entire vacation together when their original plans don't work out.

6 1/2

Casey is hurt by the six and a half out of 10 that she receives from a new guy at school who starts ratings girls, and whose ratings Kendra plans to use in selecting models for an upcoming fashion show.

Derek Denies Denial

Derek breaks up with Sally after she reveals her plans to attend a university in another province. Believing that he is hurt over what happened and is bottling up his feelings, a concerned Edwin and Casey try to get him to open up. Meanwhile, Lizzie and Marti attempt to keep a dog hidden from most of the family.

Happy New Schoolyear

Derek plans to drop of out of school to be with Sally in Vancouver.

No Secrets

Casey is in panic mode after the diary that details her unsettling romantic dreams about Truman goes missing. Believing that Derek and Edwin took it, Lizzie and Marti attempt to get the diary back by making their stepbrothers' lives miserable.

Take A Stepkid to Work Day

Casey spends the day with George at his law office where her need to organize things doesn't mesh well with the way he usually does things. Meanwhile, Derek tries to help Nora land a business deal with a client.

No More Games

Casey gets stuck with Truman as her fencing partner in gym. Meanwhile, what starts out as a friendly game of table-tennis between Derek and Edwin turns into an ongoing competition to figure out who is the best player.

How I Met Your Stepbro

As George prepares a Mexican fiesta for their second wedding anniversary, Nora gets a reluctant Casey to tell the story of how she and Derek first met.

Casey & Ralph?!

While his parents are away for the weekend, Ralph stays at Derek's home where he begins to develop a crush on Casey.

Tuesday Afternoon Fever

After entering a tv dance contest, Casey must find a new dance partner when the previous one pairs up with her rival. Meanwhile, Lizzie dares George and Edwin to eat only healthy food for a week.

Teddy's Back

A surprise visit from Edwin's friend Teddy turns into a frequent occurrence that makes the entire McDonald-Venturi household uncomfortable. Despite warnings from Emily, Casey decides to go out on a date with Truman.

Rude Awakenings

To be eligible for college athletic scholarships, a "D" average Derek seeks George and Edwin's help in passing all of his final exams. Meanwhile, Nora and the girls try to get a stressed out Casey to stop over-studying and relax.

Truman's Last Chance

Derek serves as a chaperone for Casey who is going to a party in Toronto with Truman. Meanwhile, Lizzie goes out on a date with a boy that the family has never met.

Surprise!

As the prom approaches, Casey and Derek both find themselves without a date. Meanwhile, George and Nora have something to tell the family.

Date With Derek

Casey wonders whether Derek has an ulterior motive when he asks her best friend Emily (Shadia Simmons) out on a date.

He Shoots, She Scores

Derek is forced to spend time with Lizzie, teaching her hockey; Casey offers Edwin romance tips.

Middle Manic

The Venturian Candidate

Battle of the Bands

Lies My Brother Told Me

Crushing the Coach

Prank Wars

Freaked Out Friday

The Bet

Casey decides to get rid of her goody-goody image in an attempt to get Trevor to go out with her---and win a bet with Derek.

Mice & Men

A popular girl named Kendra (Lauren Collins) has an ulterior motive---involving Derek---when she chooses Casey as her partner for an English project.

Guess Who's Coming to Dinner

Casey goes against her mother's wishes when she invites her birth father to the house for dinner on what turns out to be an evening filled with surprises---most of them bad.