Séance

You may be looking for the short story.

A séance was a way of contacting what appeared to be ghosts. Using Gwyneth's clairvoyant connection to the Rift, in 1869, Gwyneth, the Ninth Doctor, Rose, Charles Dickens and Sneed held a séance to speak to a gaseous Gelth. (TV: The Unquiet Dead)

The Doctor and Rose take part in a séance. (TV: The Unquiet Dead)

Polly Wright went to a séance to contact her uncle, Randolph Wright, who died during World War II. (PROSE: Invasion of the Cat-People)

The Fifth Doctor conducted a séance on 22 December 1963, during which Harding Wellman manifested as a physical being. (AUDIO: Winter for the Adept)

In 2010, the psychic Evadne Wintergreen was hired by the House of the Dead ("the most haunted pub in Wales") to host a séance in the last day of the business. Her presence helped summoning Syriath, an ancient entity trapped in the Cardiff Rift, able to bring back the dead, among which Ianto Jones and his father. (AUDIO: The House of the Dead)

The First Doctor, Ian Chesterton, and Barbara Wright attended a séance on 2 October 1849 alongside Edgar Allan Poe. (PROSE: The True and Indisputable Facts in the Matter of the Ram's Skull)