Tyne Daly, Sharon Gless, Harvey Atkin, and Robert Hegyes in Cagney & Lacey (1981)

Martin Kove, Robert Hegyes, and Paul Mantee in Cagney & Lacey (1981)

Robert Hegyes, Lawrence Hilton-Jacobs, Ron Palillo, and Stephen Shortridge in Welcome Back, Kotter (1975)

Charles Fleischer, Bob Harcum, and Robert Hegyes in Welcome Back, Kotter (1975)

Melonie Haller, Robert Hegyes, and Lawrence Hilton-Jacobs in Welcome Back, Kotter (1975)

John Travolta and Robert Hegyes in Welcome Back, Kotter (1975)

John Travolta, Robert Hegyes, Lawrence Hilton-Jacobs, and Ron Palillo in Welcome Back, Kotter (1975)

Robert Hegyes in Welcome Back, Kotter (1975)

John Travolta, Robert Hegyes, Lawrence Hilton-Jacobs, Ron Palillo, and Marcia Strassman in Welcome Back, Kotter (1975)

John Travolta, Robert Hegyes, Lawrence Hilton-Jacobs, Gabe Kaplan, and Ron Palillo in Welcome Back, Kotter (1975)

John Travolta, Robert Hegyes, Lawrence Hilton-Jacobs, Gabe Kaplan, Ron Palillo, Vernee Watson, and John Sylvester White in Welcome Back, Kotter (1975)

John Travolta, Robert Hegyes, Gabe Kaplan, and John Sylvester White in Welcome Back, Kotter (1975)

Tyne Daly, Sharon Gless, Harvey Atkin, Martin Kove, Robert Hegyes, Carl Lumbly, Paul Mantee, and Al Waxman in Cagney & Lacey (1981)

"Welcome Back Kotter" Robert Hegyes, Gabe Kaplan 1976 ABC

"Welcome Back Kotter" Robert Hegyes 1976 ABC

Robert Hegyes and Maureen McCormick in The Brady Bunch Variety Hour (1976)

Groucho Marx, John Travolta, Robert Hegyes, Lawrence Hilton-Jacobs, Gabe Kaplan, Ron Palillo, Marcia Strassman, and John Sylvester White in Welcome Back, Kotter (1975)

Paul Reubens, Cassandra Peterson, Terry Bolo, Luis Contreras, Chester Grimes, Robert Hegyes, Howard Hirdler, and Lonnie Parkinson in Pee-wee's Big Adventure (1985)

Harvey Atkin, Martin Kove, Robert Hegyes, and Carl Lumbly in Cagney & Lacey (1981)

"Welcome Back Kotter" Robert Hegyes, John Travolta, John Sylvester White, Marcia Strassman, Gabe Kaplan, Lawrence Hilton-Jacobs, Ron Palillo 1975 ABC

"Welcome Back Kotter" Lawrence Hilton-Jacobs, John Travolta, Robert Hegyes, Ron Palillo, Gabe Kaplan 1976 ABC

Alan Thicke, Robert Hegyes, Mark Linn-Baker, and George Lopez

John Travolta, Robert Hegyes, Lawrence Hilton-Jacobs, Gabe Kaplan, and Ron Palillo at an event for Welcome Back, Kotter (1975)

John Travolta, Robert Hegyes, Lawrence Hilton-Jacobs, and Ron Palillo at an event for Welcome Back, Kotter (1975)