The first series also co-starred Stephen Fewell as Jason Kane.

The series co-starred actor Moses Gunn, who portrayed a father figure to Hawk known only as "Old Man".

The series co-starred John Barron as the Vicar.

The series stars Téa Leoni and co-starred Holland Taylor.

The series co-starred Courteney Cox.

The series co-starred Arthur Franz as his full-sized partner, Agt.

The series also co-stars Paula Wilcox as Ian's boss, Mary.

The series co-starred Burgess Meredith as the doctor of an animal clinic with Gloria as his assistant.

The series co-starred Helen Hunt a year before she began her Emmy winning role on Mad About You.

The series co-starred Herbert Anderson as her husband and young Jay North in the title role of Dennis.