Sally Bacon

饰：Self - PG Tips Costume Designer, 1971-1984

Choppers

饰：Self,Ada

Gary Doidge

饰：Self - Twycross Zoo Visitor

Charlotte Macdonald

饰：Self - Head of Life Sciences, Twycross Zoo,(as Dr Charlotte Macdonald)

Sharon Redrobe

饰：Self - CEO, Twycross Zoo,(as Dr Sharon Redrobe)

Jane Storkey

饰：Self - Niece of Nathalie Evans

Berny Stringle

饰：Self - PG Tips Advertisement Director, 1971-1984

Tony Toller

饰：Self - PG Tips Advertisement Writer, 1971-1984

希欧布罕·芬内朗

Siobhan Finneran

饰：Herself - Narrator

Molly Badham

饰：Herself

Diane Lock

饰：Herself - Former Chimp Owner

Jean Morton

饰：Herself