1. The Doctor: A Time Lord from the planet Gallifrey, capable of regenerating into new bodies and traveling through time and space in the TARDIS.
2. The Master: A renegade Time Lord and the Doctor’s arch-nemesis, driven by a lust for power and a desire to conquer the universe.
3. Captain Jack Harkness: A former Time Agent from the 51st century, made immortal by Rose Tyler and a charismatic companion to the Doctor.
4. Rory Williams: A nurse who becomes a steadfast companion to the Doctor and husband to Amy Pond, displaying unwavering loyalty and bravery.
5. Wilfred Mott: Donna Noble’s grandfather, a kind-hearted and brave man who plays a crucial role in the Doctor’s final confrontation with the Time Lords.
6. Mickey Smith: Rose Tyler’s former boyfriend who eventually becomes a capable and valued companion to the Doctor.
7. The Brigadier: A long-serving companion and ally to the Doctor, representing the United Nations Intelligence Taskforce (UNIT).
8. River Song: A mysterious archaeologist and the Doctor’s wife, possessing knowledge of the Doctor’s future and a complex relationship with time.
9. Davros: The creator of the Daleks, a brilliant yet twisted scientist driven by a desire for revenge and a belief in the superiority of his creations.
10. The Face of Boe: An enigmatic and ancient being who guides the Doctor throughout his travels, revealing a surprising connection at the end of his life.
1. River Song: A mysterious time traveler who becomes the Doctor’s wife and has a complex, non-linear relationship with him.
2. Amy Pond: The Doctor’s feisty companion from Leadworth, who first encountered him as a young girl and later married Rory.
3. Rose Tyler: A shop girl from London who became one of the Doctor’s most iconic companions and helped save the universe.
4. Clara Oswald: A contemporary companion who became a recurring figure throughout the Doctor’s timeline and multiple incarnations.
5. Sarah Jane Smith: A classic companion who continued her adventures after leaving the Doctor, becoming a beloved figure.
6. Martha Jones: A medical student who traveled with the Doctor and helped him recover from the loss of Rose Tyler.
7. Donna Noble: A brash and funny companion who briefly gained the Doctor’s intelligence, becoming the DoctorDonna.
8. Missy: The female incarnation of the Master, the Doctor’s longstanding nemesis, who delighted in chaos and manipulation.
9. Madame Vastra: A Silurian detective and part of the “Paternoster Gang” who assisted the Doctor in Victorian London.
10. Romana: A Time Lady who became one of the Doctor’s companions during his fourth incarnation and proved to be his intellectual equal.