During the Credits
There are a couple extra commercials from the ’60s shown during the credits of Once Upon a Time in Hollywood.
As the credits finish rolling, there’s also an old Batman and Robin radio ad with Adam West and Burt Ward that plays.
After the Credits
There is no stinger after the credits of Once Upon a Time in Hollywood.
Special thanks to Steve Waterhouse, Robert B, John Snyder, and Christopher Vesper for the stinger submissions!