What can I say, I remember thinking that the alligator puppets were very realistic, then I found he used real ones. Must be the only person ever to get alligators to act.
Joe 90 (plot nicked later by Clint Eastwood film Firefox), UFO (first to use the noise for star warsy type weapons, years ahead of its time), Captain Scarlet (rear facing driving for cars, much safer, as in the Spectrum SPV, by TV screen too. Multiracial actors as well.
So much more. Thanks Gerry.