Whitehead's television appearances include
Bulldog Breed (1962);
Z-Cars (1964–1965 and 1972–1975), playing two different regular characters; ''
Some Mothers Do 'Ave 'Em (1973); The Sweeney, Season 2 Episode 6 "Trap" (1975); Thriller (1 episode, 1974); Wodehouse Playhouse, ("Rodney Fails to Qualify"); The Doll
, 1975; Robin's Nest (1977); Sherlock Holmes and Doctor Watson (1979–1980, as Sherlock Holmes); "Gerald Pinkerton" in Pinkerton's Progress
(1983); Peter the Great (1986); Chelmsford 123 (1988–1990); War and Remembrance (1988); Second Thoughts (1991–1994); The House of Eliott (1991); Executive Stress; Little Britain; and The Worst Week of My Life''. His radio roles include featuring in the third and fourth episodes of the fifth series of the
BBC Radio 4 comedy series ''
Old Harry's Game in the role of Roland Kingworthy, as Prior Robert in the 1980s BBC radio dramatisations of Cadfael'', as John Barsad in the radio dramatisation of Charles Dickens'
A Tale of Two Cities and as Justice Wargrave in the BBC Radio 4 dramatisation of
Agatha Christie's
And Then There Were None on 13 November 2010. He has starred on BBC radio in many comic roles, including
Bleak Expectations, featuring as five entire families between 2007 and 2012. He appeared in two series of the BBC remake
Reggie Perrin as Reggie's father-in-law, William. Whitehead's film appearances have included
The Raging Moon (1971),
Kidnapped (1971), the vengeful woodsman in
And Now the Screaming Starts! (1972),
S.O.S. Titanic (1979) as shipbuilder
Thomas Andrews,
Inside the Third Reich (1982),
Shooting Fish (1997) and
Love/Loss (2010). In 2011, Whitehead joined the cast of
Not Going Out in its fourth series, playing Geoffrey Adams, the father of Lucy and Tim. This character had been recurring since 2007, but had previously been played by
Timothy West. He played the role until 2023. In 2013, Whitehead appeared on
Comic Relief playing the vicar in a
Simon Cowell wedding sketch. He played Dr Fagan in Evelyn Waugh's
Decline and Fall on radio, first broadcast in 2015. From 2015 to 2019, Whitehead played Mr (Wilburn) Newbold in BBC One's
Still Open All Hours. == Selected filmography ==