Patrick Duffy is best known as Bobby Ewing of the late mega-hit series "Dallas".
Patrick Duffy: Acting Appearances
[SNIP]
Starring Roles
To Tell The Truth (2000) (2000) - Guest Panelist
Step by Step (1991) - Frank Lambert
Dallas (1978) - Bobby Ewing (1978-1985), (1986-1991)
The Man From Atlantis (1977) - Mark Harris / The Man From Atlantis