Michael Lanyard is suspected of stealing two fabulous diamonds from a vault in Scotland Yard, where they were being held for safekeeping, but the Yard can't prove he did it. Later, Lanyard is summoned by a member of the nobility to help the latter raise money to pay a blackmailer. Lanyard later finds evidence to reveal the diamonds as having been stolen by a famous stage star.

Scooby-Doo! and the Legend of the Vampire
2003
7.1/10

Scooby-Doo! Music of the Vampire
2012
7.6/10

The Pink Panther
2006
5.9/10

The Deep End of the Ocean
1999
6.6/10

Scooby-Doo! and the Samurai Sword
2009
7.6/10

The Maltese Falcon
1941
7.7/10

The Vanishing of Sidney Hall
2018
6.7/10

The Return of the Pink Panther
1975
6.8/10

The Sheep Detectives
2026
7.9/10

Scooby-Doo! Abracadabra-Doo
2010
7.7/10

Scooby-Doo! and the Loch Ness Monster
2004
7.3/10

Nancy Drew and the Hidden Staircase
2019
6.3/10

Scooby-Doo! Legend of the Phantosaur
2011
7.7/10

Scooby-Doo! Stage Fright
2013
7.5/10

Scooby-Doo! in Where's My Mummy?
2005
7.4/10

Scooby-Doo! and the Witch's Ghost
1999
7.4/10

Timmy Failure: Mistakes Were Made
2020
6.2/10

Abigail
2019
6.1/10

Gaslight
1944
7.5/10

Happy Halloween, Scooby-Doo!
2020
7.7/10
The Big Bang
2011
5.4/10