The episode begins in 1903, in New York City, where Nikola Tesla is seen working on his inventions. He is approached by a group of men who are interested in his work but are dismissive of his ideas. Tesla is frustrated by the lack of support and funding for his groundbreaking inventions, particularly his vision of wireless energy transmission. As he walks through the streets, he is haunted by visions of strange creatures, which he dismisses as stress and fatigue.

The scene shifts to the TARDIS, where the Thirteenth Doctor, played by Jodie Whittaker, is with her companions, Yaz, Ryan, and Graham. They are discussing Tesla and his contributions to science. The Doctor decides to take them to meet Tesla, excited to learn more about his work. They set the TARDIS coordinates to New York in 1903.

Upon arriving, the Doctor and her companions find themselves in a dark alley, where they witness Tesla being attacked by a mysterious creature. The Doctor intervenes, using her sonic screwdriver to scare off the creature. Tesla is initially wary of the Doctor and her companions but is intrigued by their interest in his work. The Doctor introduces herself and explains who they are, and Tesla invites them to his laboratory.

In Tesla's lab, the Doctor learns about his latest invention, a machine designed to transmit energy wirelessly. However, Tesla is struggling to find funding and support for his work. The Doctor empathizes with him, recognizing the importance of his inventions. As they discuss his ideas, strange occurrences begin to happen in the lab, including flickering lights and unusual sounds.

Suddenly, the lab is attacked by the same creatures that had previously frightened Tesla. The Doctor and her companions fight off the creatures, which are revealed to be the Skithra, a race of alien scavengers. The Skithra are after Tesla's technology, believing it can help them conquer Earth. The Doctor realizes they must protect Tesla and his inventions from the Skithra.

The Doctor devises a plan to confront the Skithra. She and her companions split up to gather information and resources. Ryan and Yaz go to find Tesla's former business partner, while the Doctor investigates the Skithra's motives. During her investigation, the Doctor learns that the Skithra are led by a queen who is determined to capture Tesla and use his inventions for their own gain.

Meanwhile, Ryan and Yaz meet with Tesla's former partner, who reveals that he betrayed Tesla out of greed. They return to the lab to inform the Doctor of their findings. The Doctor is frustrated by the betrayal but remains focused on stopping the Skithra. She realizes that Tesla's inventions can be used to defeat the aliens.

The Doctor, Tesla, and the companions work together to create a device that can harness Tesla's energy transmission technology to repel the Skithra. As they prepare for the confrontation, Tesla expresses his doubts about his work and his worth as a scientist. The Doctor encourages him, reminding him of the impact his inventions will have on the future.

The Skithra launch a full-scale attack on Tesla's lab, and a battle ensues. The Doctor and her companions use the newly created device to fight back against the Skithra. The Doctor confronts the Skithra queen, engaging in a tense standoff. She uses her intelligence and quick thinking to outmaneuver the queen, ultimately leading to her defeat.

With the Skithra driven away, Tesla is finally recognized for his genius. The Doctor and her companions celebrate their victory, and Tesla expresses gratitude for their help. The Doctor encourages him to continue his work, assuring him that his inventions will change the world.

As the episode concludes, the Doctor and her companions prepare to leave. Tesla is left with a renewed sense of purpose, inspired by the events of the night. The TARDIS departs, leaving Tesla to continue his groundbreaking work, while the Doctor reflects on the importance of supporting visionary thinkers like him.

At the end of "Nikola Tesla's Night of Terror," the Doctor and her companions successfully thwart the alien threat posed by the Skithra, saving Nikola Tesla and his inventions. Tesla is able to showcase his work, and the Doctor leaves him with a sense of hope for the future. The episode concludes with the Doctor and her companions departing in the TARDIS, reflecting on the importance of innovation and the legacy of great minds like Tesla.

As the episode approaches its climax, the Doctor, Yaz, Ryan, and Nikola Tesla find themselves in a tense standoff with the Skithra, a race of alien scavengers who have come to Earth to steal Tesla's inventions. The Skithra, led by their queen, have captured Tesla and are using him to harness his genius for their own nefarious purposes. The Doctor, determined to save Tesla and stop the Skithra, devises a plan.

In a dimly lit laboratory filled with Tesla's inventions, the Doctor and her companions work together to create a distraction. Ryan and Yaz engage the Skithra, using their wits and bravery to buy the Doctor time. The tension is palpable as the Skithra threaten them, their alien forms glimmering ominously in the shadows. The Doctor, meanwhile, uses her sonic screwdriver to manipulate Tesla's technology, creating a device that can disrupt the Skithra's communication.

As the plan unfolds, the Doctor's determination shines through. She reassures Tesla, who is initially fearful and uncertain, that his work is vital and that he has the power to change the world. This moment of connection between them is filled with emotion, as Tesla's eyes light up with renewed hope. The Doctor's faith in him inspires Tesla to embrace his own brilliance.

The climax reaches its peak when the Doctor activates the device, causing chaos among the Skithra. The aliens, disoriented and confused, begin to turn on each other. In the midst of the chaos, Tesla seizes the opportunity to demonstrate one of his inventions, a powerful energy beam, which he uses to drive the Skithra away. The Doctor and her companions rally around him, their teamwork proving essential in overcoming the threat.

With the Skithra defeated, the atmosphere shifts from tension to triumph. The Doctor expresses her admiration for Tesla, acknowledging his genius and the impact he will have on the future. Tesla, filled with gratitude and newfound confidence, realizes that his work will indeed change the world, and he is no longer just a forgotten inventor.

As the episode concludes, the Doctor and her companions prepare to leave. They share a heartfelt moment with Tesla, who stands in his laboratory, surrounded by the remnants of his inventions. The Doctor encourages him to continue his work, reminding him that he is not alone and that his legacy will endure. The companions express their appreciation for Tesla, and he smiles, filled with hope for what lies ahead.

The TARDIS materializes, and the Doctor, Yaz, and Ryan step inside, ready for their next adventure. As the doors close, they reflect on the importance of innovation, the power of collaboration, and the impact of great minds like Nikola Tesla. The episode ends on a note of optimism, emphasizing the idea that even in the face of adversity, creativity and determination can lead to a brighter future.

In "Nikola Tesla's Night of Terror," there is no post-credit scene. The episode concludes without any additional scenes or teasers after the credits roll. The story wraps up with the Doctor, her companions, and Nikola Tesla reflecting on their adventure, emphasizing the themes of innovation and the importance of collaboration in the face of adversity. The focus remains on the narrative and character development throughout the episode, leaving no room for a post-credit moment.

Nikola Tesla is portrayed as a brilliant inventor and scientist who is struggling to gain recognition for his work. He is depicted as a passionate and determined individual, facing challenges from contemporaries like Thomas Edison. Throughout the episode, Tesla's character is shown to be both vulnerable and courageous, particularly when he confronts the alien threat.

The main antagonists are the Skithra, a race of alien scavengers who seek to steal Tesla's inventions for their own gain. They are depicted as ruthless and cunning, using advanced technology to threaten Tesla and his allies. Their motivations are driven by a desire for power and control over the technology that Tesla has created.

The Doctor assists Nikola Tesla by using her knowledge of science and technology to help him understand the alien threat posed by the Skithra. She encourages him to embrace his genius and work collaboratively with her and her companions to devise a plan to thwart the Skithra's intentions. The Doctor's support helps Tesla regain confidence in his abilities.

The Tesla coil is a crucial element in the episode, symbolizing Tesla's innovative spirit and the potential of his inventions. It becomes a key tool in the battle against the Skithra, as the Doctor and Tesla use it to create a powerful energy source that can repel the aliens. The coil represents both Tesla's legacy and the intersection of science and heroism.

The companions, Yaz, Ryan, and Graham, play significant roles in supporting the Doctor and Tesla. They each bring their unique skills and perspectives to the situation, helping to gather information, confront the Skithra, and protect Tesla. Their interactions with Tesla also highlight the importance of teamwork and friendship in overcoming challenges.

"Nikola Tesla's Night of Terror" is generally considered family-friendly, but there are a few scenes and themes that might be potentially objectionable or upsetting for children or sensitive viewers.

1. Tension and Threats: The episode features scenes where characters are in peril, including moments of suspense and danger that may be intense for younger viewers.

2. Monsters and Alien Threats: The presence of alien creatures and the portrayal of their menacing behavior could be frightening for some children.

3. Historical Context: The episode touches on themes of isolation and the struggles of Nikola Tesla, which may evoke feelings of sadness or empathy.

4. Mild Violence: There are instances of conflict and confrontation that include mild violence, though it is not graphic.

5. Emotional Moments: Characters experience fear, frustration, and moments of emotional distress, which may resonate deeply with sensitive viewers.

Overall, while the episode contains elements of suspense and emotional depth, it is crafted to be suitable for a family audience, with the potential for some scenes to be unsettling for very young or sensitive viewers.