Radio 4 listeners’ favourite science fiction quotes

Keir Gravil chooses an unforgettable line from Star Trek IV - The Voyage Home: "Everybody remember where we parked."

Sam Christopher Cornwell picks the quote, "Game over, man. Game over!" - said by Private Hudson who was played by Bill Paxton in Aliens (1986).

Craig Reilly suggests a Marty McFly quote from Back to the Future (1985): "Are you telling me that you built a time machine... out of a DeLorean?"

Jim Breen picks, "I'll be right here" - said by ET in the emotional conclusion of the Spielberg classic.

Andrew Hart picks a classic phrase, as performed by Jeff Coopwood in Star Trek: First Contact: "Resistance is futile!"

Chris Gleadell picks a quote from 2001: A Space Odyssey . Full quote: “The thing's hollow! It goes on forever, and... oh My God, it's full of stars!”

William Richardson writes, "I always get the shakes before a drop." The quote is from the award-winning science fiction novel Starship Troopers by Robert A. Heinlein.

Photo: Chris Barrie, Clare Grogan and Craig Charles in the first series of Red Dwarf

Neil Warner picks the quote, "They're dead Dave, they're all dead Dave" - from Red Dwarf which was based on Dave Hollins: Space Cadet, a series of sketches from the Radio 4 comedy show, Son of Cliché.

Gregg Knapp suggested the famous line, "Smoke me a kipper, I'll be back for breakfast" - said by Arnold Ace Rimmer in Red Dwarf.

Facebook user Ben Peel offers a well known Dr Who quote said frequently by the Third Doctor, Jon Pertwee: "Reverse the polarity of the neutron flow!"

Mark Hemmings remembers the Daleks from Dr Who, who made their first appearance on TV sets in 1963: "Exterminate!"

Alan Birks offeres a memorable quote from the sentient computer, HAL 9000 in 2001: A Space Odyssey: " I'm sorry, Dave. I'm afraid I can't do that..."

Paul Gilmore picks a line from the film that helped define Arnold Schwarzenegger's career, The Terminator: "Come with me if you want to live."

Bill Walker chooses a line from the robot Number 5 in the comedy/sci-fi film, Short Circuit (1986): "Fives alive."