Susan Sheridan, voice of Hitchhiker's Trillian, dies aged 68

So long, and thanks for all the laughs

Susan Sheridan, a star of the BBC's radio adaption of Douglas Adams' The Hitchhiker's Guide to the Galaxy, has passed away aged 68.

Sheridan voiced mathematician and astrophysicist Trillian Astra (Tricia Marie McMillan) between 1978 and 2005, on the much-loved radio series written by Douglas Adams.

Colleague Susan Penhaligon offered a tribute on Twitter.

My dear, dear friend Susan Sheridan has died peacefully at home. We’ll miss your amazing spirit and giggles Sue. pic.twitter.com/e3FJZRJ5uL”

— susan penhaligon (@susanpenhaligon) August 9, 2015

Sheridan passed peacefully at home. She is survived by her three daughters and husband. ®