Timeline

Timeline is a science fiction novel first released in November 1999. It is about a team of historians and archaeologists going back in time after finding modern artefacts at an archaeological site, trying to investigate where it comes from.

Differences
Timeline has been adapted to a movie version which were released in 2003. The difference between the book at the movie are as follow:
 * In the movie, it is the professors' son, Chris Johnston and his archaeological colleagues who go back in time. In the book he is named Chris Hughes and they are not related.
 * There appears to be a fifth student, François Dontelle of the group which are going back in time.
 * Diane Kramer is changed to a male role as "Steven Kramer".
 * Minor name changes has been done in the movie. First name is how it appears in the book, last name is how it appears the movie. :
 * Chris Hughes as Chris Johnston.
 * Kate Erickson as Kate Ericson.
 * André Marek as Andre Marek.
 * David Stern as Josh Stern.
 * Diane Kramer as Steven Kramer.
 * Sir Robert de Kere as William de Kere.

Characters

 * Professor Edward Johnston
 * Chris Hughes
 * Kate Erickson
 * André Marek
 * David Stern
 * Lord Oliver of Castelgard
 * Lady Claire
 * Sir Guy
 * Sir Charles de Gaune
 * Sir Robert de Kere