When the TARDIS lands in a quarry on Earth, Sarah unearths what appears to be a fossilised hand, buried in one-hundred-fifty-million-year-old strata. Analysis shows the hand to be silicon-based and inert, but when Sarah begins to act as if possessed, the Doctor suspects that it may still be alive...
Lennie Mayne | Director |
Bob Baker | Writer |
Dave Martin | Writer |
Robert Holmes | Script Editor |
Philip Hinchcliffe | Producer |
Dudley Simpson | Original Music Composer |
Barbara Lane | Costume Design |
Christine Ruscoe | Production Design |
Max Faulkner | Stunt Coordinator |
Max Samett | Camera Operator |