But he also sees the beneficial potential of VR for medical uses, such as helping children with autism experience emotions.
It had turned space footage into 3D, he said, describing how, with VR goggles, he “walked on Mars”.
Shatner also spoke of experiences created by the Jet Propulsion Laboratory, a research centre that works for Nasa.
He is involved with Ziva Dynamics, a VR company, through which he has experienced “nightmarish footage” involving strange creatures that creep up on the user.