Kate Mulgrew
Kate Columbo/Kate Callahan (13 eps)
Henry Jones
Josh Alden (13 eps)
Don Stroud
Mike Varrick (13 eps)
Lili Haydn
Jenny Columbo (13 eps)
Nicolas Coster
Zev Arno (1 eps)
Sharon Farrell
Dorothy Hunt (1 eps)
Robert Hardy
Stuart (1 eps)
Shannon Eubanks
Waitress (1 eps)
Joanne Linville
Paula (1 eps)
Dick Balduzzi
Mac (1 eps)