Return To Yesterday was a 2003 fan-produced audio drama written by Dave Ballard and with illustrations by Neil T. Foster, featuring the characters from the Planet of the Apes TV series.
- Charles Tant as Tobias
- Steve Hill as Urko
- Jennifer Adams Kelly as Sally Virdon
- Phillip J Mather as Prof. Kronos / announcer
- James Dunlop
- Dave Ballard
- Leslie Dunlop
- Amanada Clift
- Director & Producer for Argolis ... Robert Dunlop
- Director for Everlasting Films ... Peter Himinez
- Co-Producer for Simian Sounds ... John Roche
- Additional recordings produced by Dave Parish
- Written by Dave Ballard
- Illustrations by Neil T. Foster
- CDs were exchanged for donations to a 9/11 charity.