Cosgrove Hall Wiki

Planet of the Cats is the fifth episode in the fourth season of Cosgrove Hall's 2D animated cartoon series of "Danger Mouse" that was first debuted as five five-parted episodes on ITV in the UK from 18th to 22nd April 1983 and was later broadcasted as a single episode on ITV in the UK on 10th December 1985.


DM and Penfold have just retrieved a stolen secret fuel sample from Field Marchall Rommole. On their way back, the Mark 5 gets hit by an electric storm, Penfold is struck dumb and the two of them are shot into a distant future where Britain cats are the dominant species. Worse still, a distant relative of Baron Greenback rules the cats under the name of 'Big Leo'.


Background Music Bits[]


  • Voices by David Jason, Terry Scott, Edward Kelsey and Brian Trueman.
  • Written by Brian Trueman.
  • Music by Mike Harding.
  • Music Production by Richie Close.
  • Storyline & Storyboard by Keith Scoble.
  • Animated by Meryl Edge and Stephen Thomas.
  • Backgrounds by Malcolm Turner and Diane Wren.
  • Paint and Trace by Philip McMylor, Roy Huckerby, Monica McCartney, Andy Wilson,
    Bob Burrows, Lorraine Thomas, Bev Phillips and Denise McAllister.
  • Editing by John McManus, Nigel Rutter and Nibs Senior.
  • Camera by Frank Hardie and Wendy Hardie and Peter Kidd.
  • Produced by Brian Cosgrove and Mark Hall. 
  • Directed by Brian Cosgrove.
  • A Cosgrove/Hall Production. © 1980.

Copyright Gag[]

Despite this episode being broadcasted in 1983, the roman numerals in the copyright credit reads 'MCMLXXX' as it is dated in 1980.


  • Recording date: 1980.