"Wormhole X-Treme" features many cameos by the crew of Stargate SG-1. The director of this episode, Peter DeLuise, also played the director of Wormhole X-Treme!. Writer and executive producer Robert C. Cooper played a Wormhole X-Treme! writer. Further cameos include Joseph Mallozzi (who co-wrote this episode), producer N. John Smith, and Stargate SG-1 writer Ron Wilkerson as Wormhole X-Treme! crew members; Stargate SG-1 property master David Sinclair as the Wormhole X-Treme! assistant director; make-up artist Jan Newman as a make-up artist; director Andy Mikita and producer John Lenic as the characters being beaten by Col. Danning; Stargate SG-1 director Martin Wood as an NID agent; and several more.[1] The two executives who commented on the unrealistic look of Lloyd's spacecraft are played by Stargate SG-1 executive producer Michael Greenburg and executive producer/co-creator Brad Wright.