For the 1962 British film, released in the United States as Trial and Error, see The Dock Brief.

The second, Dock Brief (1957), which included a barrister who was a distant ancestor of Rumpole, won the Italia Prize.

His film appearances included The Dock Brief, Battle of Britain and The Mirror Crack'd.

Back to Back-"The Dock Brief" and "What Shall We Tell Caroline?"

Towards the end of 1962, Sellers appeared in The Dock Brief, a legal satire directed by James Hill and co-starring Richard Attenborough.

After 40 years of undistinguished practice Wilfred Morgenhall (Sellers), a cynical and unsuccessful barrister, is overjoyed to be assigned a dock brief: the defence of an accused murderer.

Dec 1976: The Dock Brief by John Mortimer + The Stronger by August Strindberg, directed by Jim Bowers (workshop)

Writer and playwright John Mortimer saw the process for himself when Sellers was about to undertake filming on Mortimer's The Dock Brief and could not decide how to play the character of the barrister.

Her films include "The Belles of St. Trinian's," "The Dock Brief" (renamed "Trial and Error" in the United States), "Inspector Clouseau" and Dylan Thomas's "Doctor and the Devils."

He also explored the work of contemporary playwrights, appearing notably as the seedy barrister in John Mortimer's play "The Dock Brief" in 1958, and in works by Harold Pinter, David Mercer, Alan Ayckbourn and Mr. Stoppard.

The Dock Brief (US title Trial and Error) is a 1962 black-and-white British legal satire directed by James Hill, starring Peter Sellers and Richard Attenborough, and based on the play of the same name written by John Mortimer (creator of Horace Rumpole).

But he made his debut as an original playwright with The Dock Brief, starring Michael Hordern as a hapless barrister, first broadcast in 1957 on BBC Radio's Third Programme, later televised with the same cast, and subsequently presented in a double bill with What Shall We Tell Caroline?