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.
Starring
Derek Nimmo, Hugh Burden, Bernard Bresslaw
Updated Feb 16, 2026
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Year context
One of Our Dinosaurs Is Missing was released 51 years ago in 1975.
Overview
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.
One of Our Dinosaurs Is Missing is a Action, Adventure, Comedy film with a runtime of 1h 34m.
CAST (20)
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
MH
Max Harris
Truscott
AD
Andrew Dove
Lord Castleberry
DETAILS
Release
Status
Released
Runtime
94 min (1h 34m)
Country
Rating
5.7/10 (49 votes)
FREQUENTLY ASKED QUESTIONS
What is One of Our Dinosaurs Is Missing about?
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.
How long is One of Our Dinosaurs Is Missing?
One of Our Dinosaurs Is Missing has a runtime of 94 minutes (1h 34m).
Who stars in One of Our Dinosaurs Is Missing?
The cast of One of Our Dinosaurs Is Missing includes Derek Nimmo, Hugh Burden, Bernard Bresslaw, Helen Hayes, Joan Sims.
What is the rating of One of Our Dinosaurs Is Missing?
One of Our Dinosaurs Is Missing has a rating of 5.7 out of 10 based on 49 votes on TMDB.
GENRES (7)
Action
Adventure
Comedy
Drama
Family
Mystery
Thriller