In 1996, Mumy and his Lost in Space costar Jonathan Harris were reunited at a Walt Disney convention in Orlando, Florida. Mumy worked again with Harris on the retrospective special Lost In Space: Forever (1998), where they reprised their roles in a scene written by Mumy (Harris rewrote his own lines).
In 1996, actor Dick Mumy and his co-star from "Lost in Space," Jonathan Harris, met at a Walt Disney convention in Orlando, Florida.  Mumy worked with Harris again on the special Lost In Space: Forever (1998), where they reprised their roles in a scene written by Mumy, with Harris rewriting his own lines.