The couple first met on a Los Angeles street back in the late 1990s.
Mark Ruffalo, Matthew McConaughey and Alyssa Milano are set to appear on the podcast.
Hal & Harper will be written and directed by Cooper Raiff.
Naomi Watts confirmed the news with a series of Instagram posts on Saturday.
After the She-Hulk premiere revealed when Captain America had sex for the first time, Chris Evans reacted to the revelation on Twitter.
The Adam Project, also featuring Catherine Keener and Zoe Saldana, is set to be released on Netflix on 11 March.
Chris Hemsworth only learned about Civil War during the press tour for Avengers: Age of Ultron and was concerned Marvel bosses were making plans to phase him out as Thor.
The actress insisted the cast tried everything to get him to agree.
Eric Bana saw his superhero role as a one-off.
A number of TV and movie moguls and stars like Mark Ruffalo and Scarlett Johansson have taken aim at the besieged HFPA in recent days.