Created by: Hanna-Barbera MPAA Rating: Not Rated Distributed by: Warner Archive Running Time: 280 minutes Our Score: 3.5 out of 5 stars When it comes to “Sealab 2020″, I can’t help but relate it back to the Adult Swim take-off “Sealab 2021″, which pokes fun at the series and one of my favorites TV series. [...]