
Acting
William Franklyn was a British actor, perhaps best known for voicing the "Schhh... You Know Who" adverts for Schweppes from 1965 to 1973. He also performed on stage, film, television and radio, taking over from Peter Jones as "The Book" (the narrator) in the third, fourth and fifth radio series of The Hitchhiker's Guide to the Galaxy. He is also known for his portrayal of Sexton Blake for BBC Radio 4 in 1967.

J.G. Ballard: A Profile
as Readings (voice)

London Suite
as Widley

Robert Rylands' Last Journey
as Robert Rylands

Splitting Heirs
as Andrews

Diana: Her True Story
as Lord Mountbatten

Nutcracker
as Sir Arthur Cartwright
Woodland Harvest

The Satanic Rites of Dracula
as Peter Torrence

Ooh...You Are Awful
as Arnold Van Cleef

Cul-de-sac
as Cecil

Justice
The Courtroom
38 ep.

Jonathan Creek
as Narrator of Banana Commercial (voice) (uncredited) · 1 ep.

G.B.H.
as Distinguished Gent · 7 ep.

The Upper Hand
as Eric · 1 ep.

Lovejoy
as Burgess · 1 ep.
The Masterspy
as host · 34 ep.

The New Avengers
as McKay · 1 ep.

NOVA
as Narrator (voice) · 1 ep.
European Heritage
as Narrator (voice) · 1 ep.