Guyler was born in Wallasey on the Wirral Peninsula, Cheshire, and brought up on the other side of the River Mersey in Liverpool, Lancashire, where his father was a jeweller. He attended Liverpool College and originally planned a career in the church. During the Second World War he was called up and joined the RAF Police but was later invalided from service, whereupon he joined Entertainments National Service Association (ENSA) and then (on 4 May 1942) the BBC's Drama and Repertory company in Manchester.
A Hard Day's Night
(Police Inspector)
The Shop at Sly Corner
(John Elliot)
One of Our Dinosaurs Is Missing
(Harris)
The Big Job
(Police Sergeant)
Please Sir!
(Norman Potter)
The Plank
(Milkman)
Stainless Steel and the Star Spies
(Vicar)
Snowdrift at Bleath Gill
(Himself - Narrator)
No Sex Please: We're British
(Park Keeper)
Smokescreen
(Station Master)
Nurse on Wheels
(Driving Examiner)
Two off the Cuff
It's Trad, Dad!
(Narrator)
Mad About Men
(Editor)
The Bruce McMouse Show
(Bruce McMouse (voice))
Carry On Doctor
(Mr. Hardcastle)
A Day to Remember
(Angry Man in Ferry Queue (uncredited))
The Fast Lady
(Dr Blake)
Fred Dibnah, Steeplejack
(Narrator (voice))
Look at Life: Saturday Special
(Self - Commentator)
The Wrong Arm of the Law
(Police Constable at Scotland Yard (uncredited))
Adam Adamant Lives!
Tales of the Unexpected
(Commissionaire)
Sykes and a...
It's a Square World
Please Sir!
(Norman Potter)
Sykes
(PC Corky Turnbull)
No Hiding Place
All Square
The Dick Emery Show
Best Of Enemies
Look at Life
(Narrator)
Fred
(Narrator)
The Sooty Show
(Self)
That's My Boy!