Koplar was also the executive producer of the 1998-2000 series Voltron: The Third Dimension, the 2011-2012 series Voltron Force, and the 78-episode Netflix series Voltron: Legendary Defender.
Koplar founded World Events Productions, Ltd. in 1980 as a division of KPLR.
World Events Productions, Ltd. also licensed and released the Saber Rider and the Star Sheriffs (Seijuushi Bismarck) anime in English.
Koplar also founded Koplar Interactive Systems, Inc. in 1987, and the company “developed a way of sending information through a television’s video signal.”