Beth and Duncan

This article focuses on the interactions between Beth and Duncan.

Overview
Duncan and Beth had no interaction with each other in Total Drama Island, due to them being on different teams, as well as Beth's early elimination. In the next season, they are once again placed on opposing teams and don't have any interaction until the merge. At first, Beth, like most contestants, dislikes Duncan as he is being mean to the others. Additionally, Beth tries to vote off Duncan several times in order to spite his girlfriend, Courtney, whom Beth greatly dislikes. However, things change when they manage to outlast the other contestants to reach the final two and their new friendship blooms as they were shown helping one another to make it to the finish line. By the end of Total Drama Action, Duncan begins to give Beth some respect while she realizes that he is softer than he seems.

Masters of Disasters
When Beth begins talking about her boyfriend, Brady, Duncan says to her that no one would have ever thought that she would have a male model for a boyfriend. Like the other contestants, he seems to think that Brady is not real.

Million Dollar Babies
During Leshawna's apology cheer after she trash-talked the remaining castmates, she suggests that Duncan and Beth are a pair. This is most likely because she thinks they have similarities.

Super Hero-ld
Beth joins Lindsay and Leshawna to vote off Duncan due to him being a strong player. This is because their true target, Courtney, has invincibility and cannot be vote off. Additionally, Beth believes that eliminating Duncan will throw Courtney off her game. The plan almost succeeds but fail and Leshawna was voted off by the Guy's Alliance and Courtney.

The Princess Pride
During the burrito challenge he set up at the beginning of the episode, Duncan was a bit sickened by Beth and Lindsay's BFF burrito, but qualifies it.

Get a Clue
After Chris was thought to be dead, Beth and Harold both panicked, and Duncan yelled at them to get it together. Later, Beth, Harold and Lindsay believes that Duncan "murdered" Chris as they found a single green hair next to Chris' body and also because Duncan isn't around when the body disappeared and handcuffs him to a to a guardrail. In the end however, Lindsay discovers that Duncan was innocent and Courtney is the true culprit. As the winner of the challenge, Lindsay took Duncan to the movies with her. This shocked Beth but in the confessional, Beth isn't angry at Lindsay or Duncan because Lindsay's plan has successfully made Courtney jealous and angry.

Rock n' Rule
Beth and Lindsay once again tries to vote off Duncan at the ceremony as Courtney has invincibility again. They manage to get the help of Harold, due to his feud with Duncan. The plan almost succeed but Lindsay was eliminated instead as she accidentally voted for herself. When Duncan laughs at Lindsay's stupidity, Beth is seen glaring at him.

Top Dog
Beth pities Duncan for needing to memorize a thirty-two paged letter listing his faults if he ever wanted to have a serious relationship with Courtney. After getting out from a pit he had fell into during the animal challenge, Duncan attacked Beth twice, first with a slingshot, and then with a tranquilizer dart. At the elimination ceremony, after Courtney was voted off and Owen was fired from his job as a mole, Chris declare Beth and Duncan the final two of Total Drama Action, much to their delight.

Mutiny on the Soundstage
The night before the finale, Beth chatters so loud that Duncan can hear it from his trailer. This annoyed Duncan that he couldn't sleep. The next morning, Duncan and Beth found themselves tied to the mast of a ship. During this time, Beth tells Duncan that they should help each other out but Duncan refuse as he believes that she might get a head start off him once he untie her. Beth then says that she wouldn't do that because she likes everyone although Duncan questions it. When the challenge truly begins, Beth begged Duncan to help her to clean her stall but Duncan refuse. However, Duncan has to clean his again after Sasquatchanakwa has to use it again. This time, Duncan ask Beth for help but Beth refuse. Angrily, Duncan tells her that "the gloves are off." Duncan again ignores Beth when she has trouble climbing the mast and proceeds to put his flag on top of the ship first. With this Duncan has a huge lead ahead of Beth. However, Duncan has problem answering Chef Hatchet's questions and has to perform all the challenges from the season again. Beth on the other hand, is able to answer the questions correctly and is finally able to catch up with Duncan at the set of Top Dog.

In the end, the two finalist fail to answer their respective questions about Courtney correctly and have to compete the earthquake stimulation challenge from Masters of Disasters. At this point, Duncan and Beth start to work together, which is what Beth wanted from the beginning. Before the challenge starts, Duncan tells Beth to stay close to him. The two take takes pleasure taunting Chris when he fail to shoot them down. Duncan finally repay Beth's earlier favor by saving her from a toilet launched by Chris. After Chef and Chris shot Duncan with a safe and he almost fell into a hole, Duncan plead Beth to go on without him. Beth however, save him, saying that they can at least tie for first place. In the end, Duncan and Beth reaches the Aftermath studio at the same time, resulting in a tie.

The Aftermath: IV
Beth and Duncan are mad at Bridgette and Geoff for showing random clips of the season instead of finding a way to decide who is the winner. Harold suggests that the two of them play a contortion game but this too ended up in a tie. Once Chris returns, Duncan and Beth have to answer questions asked by the eliminated contestants, including taking a part in a dance-off from Izzy and a eating contest from Owen. At one point, Duncan told Beth that he should have split the prize money with her to avoid all the questions and challenges.

Trivia

 * Both seemingly broke up with their respective love partners before reuniting with them in the finale.
 * Both are the first pair in the series to take part in a tie-breaker challenge.
 * During the animal-themed challenge of Total Drama Island and Total Drama Action, they are tasked with a raccoon.
 * In Wawanakwa Gone Wild!, Duncan is required to find and capture a raccoon.
 * In Top Dog, Beth needs to train a raccoon to behave like her and later helped her find her way back to the film lot.