Bob O'Connell, John Karlen, and Dennis Patrick in Dark Shadows (1966)

Joan Bennett and Dennis Patrick in Dark Shadows (1966)

John Karlen and Dennis Patrick in Dark Shadows (1966)

Patrick Duffy and Dennis Patrick in Dallas (1978)

Joan Bennett, Nancy Barrett, Clarice Blackburn, Louis Edmonds, Dana Elcar, Jonathan Frid, Anthony George, Robert Gerringer, Grayson Hall, David Henesy, Alexandra Isles, John Karlen, Dennis Patrick, Kathryn Leigh Scott, and Sharon Smyth in Dark Shadows (1966)

Charles Gitonga Maina, Winston Ntshona, Dennis Patrick, and Yolanda Vazquez in The Air Up There (1994)

Kevin Bacon, Winston Ntshona, Dennis Patrick, and Mabutho 'Kid' Sithole in The Air Up There (1994)

Dennis Patrick and Lindsay Wagner in The Bionic Woman (1976)

Susan Sarandon, Peter Boyle, Jerry Butler, Dennis Patrick, and Exuma in Joe (1970)

Jan Merlin and Dennis Patrick in Laramie (1959)

Jack Colvin and Dennis Patrick in The Incredible Hulk (1977)

Dennis Patrick and Mitchell Ryan in Dark Shadows (1966)