A cassette, cassette tape, or simply a tape, was a storage medium for audio. Cassettes could be played on a walkman, (PROSE: Nuclear Time [+]Oli Smith, BBC New Series Adventures (BBC Books, 2010).) or on a cassette player. (PROSE: Iris Wildthyme and the Unholy Ghost [+]Ian Potter, The Panda Book of Horror (2009).)
A boy from Penge once gave Ace a cassette of Scoundrel Days, an A-ha album. (AUDIO: Project: Destiny [+]Cavan Scott and Mark Wright, Main Range (Big Finish Productions, 2010).)
Mortimus invented the CD a decade early to prevent the Seventh Doctor from hearing Plasticine's performance (which had originally been a bootleg cassette). (PROSE: No Future [+]Paul Cornell, Virgin New Adventures (Virgin Books, 1994).)
In 2600, Bernice Summerfield obtained two episodes of Blake's 7 on VHS cassette for Gavin Oliver Scott. (PROSE: The Least Important Man [+]Steven Moffat, Professor Bernice Summerfield and the Dead Men Diaries (Bernice Summerfield short stories, 2000).)
Barbra left Iris Wildthyme a cassette tape of the Rachmaninov third piano concerto. (PROSE: Parsley Sage, Rosemary and Wildthyme [+]Error: Code 2 - no data stored in variables, cache or SMW.)
Iris also had cassettes of songs by Shirley Bassey, Vince Cosmos, Lady Marmalade, (PROSE: Enter Wildthyme [+]Paul Magrs, Iris Wildthyme (Snowbooks Ltd, 2011).) Neil Sedaka, (PROSE: Iris Wildthyme and the Unholy Ghost [+]Ian Potter, The Panda Book of Horror (2009).) Motown and Abba in the Celestial Omnibus. (PROSE: The Scarlet Empress [+]Paul Magrs, BBC Eighth Doctor Adventures (BBC Books, 1998).)