One of Our Dinosaurs Is Missing

Escaping from China with a microfilm of the formula for the mysterious "Lotus X", Lord Southmere, a Queen's Messenger, is chased by a group of Chinese spies.

Action Adventure Comedy Drama Family Mystery Thriller

Derek Nimmo

(Lord Southmere)

Hugh Burden

(Haines)

Bernard Bresslaw

(Fan Choy)

Helen Hayes

(Hettie)

Joan Sims

(Emily)

Deryck Guyler

(Harris)

Clive Revill

(Quon)

Molly Weir

(Scots Nanny)

Max Wall

(Juggler)

Natasha Pyne

(Susan)

Joss Ackland

(B.J. Spence)

Peter Ustinov

(Prince John/ Hnup Wan ''Hunp'')

Jon Pertwee

(Colonel)

Joan Hickson

(Mrs Gibbons)

Amanda Barrie

(Mrs BJ Spence)

Percy Herbert

(Mr Gibbons)

Arthur Howard

(Thumley)

John Laurie

(Jock)

Max Harris

(Truscott)

Andrew Dove

(Lord Castleberry)

Frank Williams

(Dr. Freemo)

Aimée Delamain

(Millicent)

Roy Kinnear

(Superintendent Grubbs)

Leonard Trolley

(Inspecter Eppers)

Joe Ritchie

(Cabbie)

Angus Lennie

(Hamish)

Kathleen Byron

(Colonel's Wife)

Lucy Griffiths

(Amelia)

John Bardon

(Bookmaker)

Jane Lapotaire

(Miss Prescott)

Richard Pearson

(Sir Geoffrey)

Michael Elwyn

(Haycock)

Anthony Sharp

(Home Secretary)

Wensley Pithey

(Bromley)

Peter Madden

(Sanders)

Erik Chitty

(Museum Guard)