Every Celebrity & Notable Cameo in Prince Harry & Meghan Markle's Docu-Series (& the 5 Famous Faces Who Are Notably Missing So Far)

Serena Williams

Serena Williams briefly appeared at the end of episode three. Serena and Meghan had been friends for years prior to her meeting Prince Harry.

In the episode, Serena stated in a testimonial, “I’m looking at it through the lens of my friend, not a princess. They as a couple are so tight. And rely on each other so much…and they are just each other’s best, best friends.”