Jeff, Brains and Tin-Tin find themselves trapped onboard a crooked entrepreneur's automated cross-country monorail that is hurtling towards a collapsed bridge without means of stopping.
Cast & crew
David LaneDirector
Peter DyneleyJeff Tracy / Hugo (voice)
Shane RimmerScott Tracy (voice)
David HollidayVirgil Tracy (voice)
Matt ZimmermanAlan Tracy / Doolan / Stan (Patrol 304) / Patrol Base (voice)
David GrahamBrains / Parker / Warren Grafton / Harry Malloy (voice)
Sylvia AndersonLady Penelope (voice)
Christine FinnTin-Tin (voice)
Ray BarrettSelsden / 2nd Investor / Joe (Patrol 304) / Crook with Machine Gun (voice)
