from the original series (for which he also provided the voice of the Keeper) and as Romulan Senator Pardek in
. He later revoiced The Hood in the first two episodes of

Richard James
The man behind the mask of
Space Precinct’s Officer Orrin once played a Klingon in a Pizza Hut advert that was itself delivered entirely in Klingon. Sadly the advert was very quickly pulled - who knew you're not allowed to advertise in a fictional language? - but we’d be cruel not to share that with you right now.
https://www.youtube.com/watch?v=EgxWqLoafBo
Behind the scenes;
Fred Freiberger was the producer of the third and final season of the original
Star Trek and later produced the second and final season of
Space:1999, for which he also wrote three episodes under the pseudonym of Charles Woodgrove.
Art Wallace wrote two episodes of the original
Star Trek (
Obsession and
Assignment:Earth) before being asked to write a script for
Space:1999. The result,
Siren Planet, was reworked into
Matter of Life and Death.
Marc Scott Zicree, writer of the
Space Precinct episodes
Enforcer,
Body and Soul and
Illegal, also contributed story ideas for two
Star Trek episodes;
TNG’s
First Contact, and
DS9’s
Far Beyond the Stars.
Nick Sagan, writer of the
Space Precinct episode
Predator and Prey, also wrote two episodes of
The Next Generation (
Attached and
Bloodlines) and was the story editor on the fifth season of
Star Trek Voyager, where he also wrote the episodes
In the Flesh,
Gravity,
Course:Oblivion,
Juggernaut and
Relativity.
Hans Beimler and Richard Manning, co-writers of the
Space Precinct episode
Time to Kill, also shared joint writing credits on ten episodes from
The Next Generation’s first three seasons. Beimler was made co-producer of
TNG during its third season and later returned to
Star Trek for twenty-six episodes of
Deep Space Nine from season four onwards. Manning’s final
Star Trek contribution was to co-write the
DS9 season two episode
Paradise, again with Beimler.
David Bennett Carren and J. Larry Carroll co-wrote the
Space Precinct episodes
Double Duty,
The Snake,
Deadline,
Seek and Destroy, and
Takeover. The pair had previously written
The Next Generation episode
Future Imperfect, and afterwards story-edited the final eighteen episodes of the show’s fourth season.
David Bischoff, writer of the three
Space Precinct novels, also wrote The Next Generation episodes
Tin Man and
First Contact.
Paul Robert Coyle, writer of the
Space Precinct episode
Two Against the Rock, also wrote the
Deep Space Nine episode
Whispers and contributed the idea for the
Voyager episode
State of Flux.
Ron Thornton worked on CGI visual effects for seventeen episodes of
Star Trek Voyager and seven of
Enterprise (plus the final
Next Generation movie Nemesis) before becoming the line producer of
New Captain Scarlet.

Jonathan Frakes
Finally Jonathan Frakes, director of the 2004 live-action
Thunderbirds movie, is easily best known for his role as Commander Riker on
Star Trek The Next Generation and directing multiple episodes of the franchise.
Phew! We're pretty sure that that's everybody but there's always a chance there's more! Please let us known in the comments below if we've missed off anyone who appeared in both the Anderverse and the Trekverse!