Nelson opted to leave the series after the first season and her character was written out.
The character of Frank was written out in series two.
Her character first appeared in 2002 and was written out during May 2010.
She left the programme in 1998 when her character was written out.
In 2009, Penghlis' character was once again written out by having him die.
His character was written out as he died between series 1 and 2.
Huber left after one and a half year, when the character was written out.
Jeronimo did not agree with the way her character was written out.
Clarke quit the role in 1989 and the character was written out.
Morrison left the show when her character was written out in the middle of season six.