Alcock played the prisoner Julie Saunders on the television drama series, Bad Girls and Agnes Clarke in The House of Eliott. In January 2012, Alcock was cast as Lorraine Stevens (née Salter), the ex-prostitute mother of Mandy Salter (Nicola Stapleton), in the BBC soap opera EastEnders, reviving the role from Linda Henry, who starred as Salter until 1991. Her first episode was broadcast on 1 March.
|1991||Under Suspicion||2nd Chambermaid|
|1998||Far from the Madding Crowd||Temperance Miller|
|1991||Agatha Christie's Poirot||Ellie||One Episode: The Mystery of Hunter's Lodge|
|1991–1992||EastEnders||Laura||Two Episodes: Episode dated 11 June 1991 and Episode dated 21 January 1992|
|1991–1994||The House of Eliott||Agnes Clarke||Twenty-Five Episodes:|
|1991–2008||The Bill||Sonya Derby, Belinda Crawley and Maggie Roscoe||Three Episodes: Vital Statistics, 473 and Over the Limit|
|1992||Lovejoy||Kay||One Episode: Kids|
|1995||Chiller||Phoebe Hawkins||One Episode: Prophecy|
|Castles||Kate Schofield||One Episode: Episode No. 1.16|
|1997||Grange Hill||Ruth||Two Episodes: Episode No. 20.9 and Episode No. 20.10|
|1998||Coronation Street||Mary Docherty||Two Episodes: Episode No. 1.4383 and Episode No. 1.4384|
|1999–2006||Bad Girls||Julie Saunders||Series One to Eight − Ninety-six episodes|
|2005||Casualty||Sandra McClean||One Episode: Antisocial Behaviour|
|2009||Doctor Who||Angela Whittaker||One Episode: Planet of the Dead|
|Banged Up Abroad||Maggie||One Episode: Barbados|
|2009–2010||Missing||Laura Callow||Two Episodes: Episode No. 1.5 and Episode No. 2.4|
|2011||Call the Midwife||Pregnant character||One episode|
|2012||EastEnders||Lorraine Stevens||Five episodes|
|2013, 2018||The Dumping Ground||Denise Jackson||Four Episodes
Series 1: SOS
|2014–present||People Just Do Nothing||Carol|
|2015||Birds of a Feather||Michelle||Season Eleven − One Episode|
|2018||Holby City||Karen Duggan||One episode, Best Christmas Ever|
|2019||Doctors||Shelly Chapman||One episode|
- "Victoria Alcock". IMDb.com. Retrieved 24 November 2014.
- "'EastEnders' Victoria Alcock 'loved poor wardrobe for Lorraine role'". Digital Spy. 24 February 2012. Retrieved 24 November 2014.
- "Interview Extra - Victoria Alcock, EastEnders". TV Choice. 21 February 2012. Retrieved 24 November 2014.