Shawn Roberts appeared as Clark's lover Robby in the Hand in Hand film Drive (1974) and made a few other porn appearances in the '70s - '90s.

Selected Filmography:

Drive (1974)
Good Hot Stuff (1975)
Therapy (1985) (non-sex)
The Best of Surge 1 (1987)
Love a Man with a Beard 2
Sex Toilets 4