Janet "Jan" Chappell (born 7 June 1945) is an English actress, best knowing for playing the telepathic alien Cally in Blake's 7 from 1978-80. She has reprised her role in Blake's 7 audio dramas for Big Finish Productions from 2012 onwards.
Other roles include Captain Lisa Deranne in the Doctor Who Expanded Universe Direct to Video release Shakedown: The Return of the Sontarans, which reunited her with her Blake's 7 costar Brian Croucher.
Her roles in works with TV Tropes pages:
Film- Greenfingers (2000) — Peggy Tortworth
- Basic Instinct 2 (2006) — Solicitor
TV
- Play for Today: "The House of Bernarda Alba" (1976) — Servant
- Blake's 7: 37 episodesshow list (1978-81) — Cally
- 'Reilly, Ace of Spies'': 2 episodes (1983) — Marie Friede
- The Storyteller: "The Soldier and Death" (1988) — Soldier's Wife
- The Jim Henson Hour: "Power" (1989) — Soldier's Wife
- Screen One: "Running Late" (1992) — Publisher 2
- The Bill:
- "A Nice Little Line in Plastic" (1992) — Mugging Victim
- "Just Send Some Flowers" (1992) — Nina Johnson
- Lovejoy: "The Price of Fish" (1993) — Dealer
- CASUAL+Y: "The Good Life" (1993) — Dr. Potter
- The House of Eliott: 1 episode (1994) — Mrs Cartwright
- Pie in the Sky: "A Matter of Taste" (1994) — Doctor
- Screen Two: "Half the Picture" (1996) — Presiley Baxendale QC
- New Tricks: "Talking to the Dead" (2004) — Technician
- Holby City:
- Reflected Truth (2001) — Barbara Gillet
- If You Can't Do the Time— (2004) — Human Resources Representative
- Doctors:
- "Happiness Can't Buy You Money (2002) — Carole Belling
- "Herbaceous Borders" (2005) — Geraldine Doyle
- Rosemary & Thyme: "In a Monastery Garden" (2006) — Elaine Bingham
Audio Play
- Big Finish Blake's 7:
- From B7 Productions: The Early Years: "Blood & Earth" (2010) — Cally
- From Big Finish:
- The Liberator Chronicles: 10 storiesshow list (2013-16) — Cally
- The Classic Audio Adventures: 35 storiesshow list (2013-20) — Cally
- The Worlds of Blake's 7: 4 releasesshow list (2021-22) — Cally