Film Phase 3B — Civil War & Fallout (2016–2018)

Black Widow

Name: Black Widow
Released: 2021-07-09
Duration: 134 min
Cast: Scarlett Johansson, Florence Pugh, Rachel Weisz, David Harbour, Ray Winstone

"Her world. Her secrets. Her legacy."

Released July 9, 2021 2h 14m ✦ Recommended

Natasha Romanoff, also known as Black Widow, confronts the darker parts of her ledger when a dangerous conspiracy with ties to her past arises. Pursued by a force that will stop at nothing to bring her down, Natasha must deal with her history as a spy and the broken relationships left in her wake long before she became an Avenger.

Watch note

Natasha dismantles the Red Room and frees all the Widows. Yelena Belova is introduced — she's the POV character of Thunderbolts*, which directly feeds Doomsday.

Why It Matters in the MCU

Released two years after the character's death in Endgame, the Black Widow solo film is a structural anomaly — a prequel that can't raise stakes for its protagonist but still works as a spy-action film on its own terms. Florence Pugh's Yelena Belova emerges as the real discovery, and the film's critique of the Red Room as a system that converts women into instruments is its most emotionally consistent thread. It is also the franchise's most self-aware film about its own decade-long failure to give Romanoff a solo story while she was still alive.

Where It Fits in the MCU

Black Widow sits at position 49 of 133 in the MCU's story-chronological order, placing it within the Phase 3B — Civil War & Fallout (2016–2018) era. It is rated Recommended — enriches the story but not strictly required. Watching in story-chronological order provides the most coherent character development experience — individual arcs build naturally toward the franchise's major crossover events, with each film's post-credits scenes carrying forward into what follows.