Orson Welles' Great Mysteries Facts, FAQ & Common Questions
1973 · ITV1 · Status: Ended · Rated: Not Rated
Frequently Asked Questions About Orson Welles' Great Mysteries
Direct, verified answers to the most common queries regarding episodes, renewals, watch order, and streaming availability.
How many seasons and episodes does Orson Welles' Great Mysteries have?
Orson Welles' Great Mysteries has 1 season and 26 total episodes, spanning from its premiere on September 1, 1973.
Is Orson Welles' Great Mysteries renewed, ended, or canceled?
Orson Welles' Great Mysteries has concluded its run and is officially ended.
How long does it take to binge watch Orson Welles' Great Mysteries?
It takes 10h 50m (650 minutes) to watch the complete run of Orson Welles' Great Mysteries. At a standard pace of 2 hours per day, you will finish the entire series in approximately 6 days. Yes! At 10.8 hours total, you can comfortably finish this in a single weekend with about 5.4 hours per day.
Where can you stream or watch Orson Welles' Great Mysteries?
Orson Welles' Great Mysteries is available for streaming on Digital on-demand platforms & broadcast archives. Availability may vary by regional territory, subscription tier, and digital purchase availability.
What is the official age rating for Orson Welles' Great Mysteries?
Orson Welles' Great Mysteries has an official content rating of Not Rated.
Who are the lead actors in Orson Welles' Great Mysteries?
The primary ensemble cast includes Orson Welles as Self - Host (age 70 (deceased)), Joan Collins as Jane Blake (age 93), Ian Bannen as Gregory Dean (age 71 (deceased)), Daphne Heard as Deborah Crabbe (age 78 (deceased)).
Ensemble Cast & Current Ages
Lead cast members, their character identities, and current ages calculated from official biographical records:
| Actor | Character | Current Age |
|---|---|---|
| Orson Welles | Self - Host | 70 (deceased) |
| Joan Collins | Jane Blake | 93 |
| Ian Bannen | Gregory Dean | 71 (deceased) |
| Daphne Heard | Deborah Crabbe | 78 (deceased) |
| Milo O'Shea | Father Crumlish | 86 (deceased) |
| Patrick Magee | Sergeant Morris | 60 (deceased) |
| Glyn Owen | Det. Inspector Cumberland | 98 |
| Rupert Davies | Lemerie | 60 (deceased) |
Editorial Verification & Sources
All production facts, air dates, cast credentials, and streaming metadata for Orson Welles' Great Mysteries are compiled from official broadcaster archives, TMDB, and Wikidata records. Last verified on September 25, 2026.