Italian actor...

First series sitcom...late 70's early 80's: "Happy Days"

Spin-off: "Joanie Loves Chachi"

Another show in 90's: "Charles in Charge"

Produced porn under alias in between acting paychecks...

Appeared in two t.v. series: "Diagnosis Murder" and "Scott Baio Is 45... And Single"

black co-star: Victoria Roswell on "Diagnosis Murder"

olive-skinned woman: Natalie Raitano