Strickson is now a documentary producer and director, especially of wildlife documentary programmes. He has produced programmes for, amongst others, the Discovery Channel, the BBC, ITV, Channel 4 and Animal Planet. He was the person who brought Steve Irwin to public attention with such shows as The Ten Deadliest Snakes in the World.
Strickson has reprised the role of Turlough in the Big Finish Productions Doctor Who audio dramas. He also took part in the "Celebration" documentary for the "Five Doctors" DVD in 2008.