From 1970 to 1974 (and again in 1988 and 1995), Frank played Dr. Jeff Martin on the
ABC soap opera All My Children. He also appeared in two episodes of
M*A*S*H and once on the
CBS family drama,
Three for the Road. In 1977, Frank costarred with
Deborah Winters and
Claude Akins in the television horror film,
Tarantulas: The Deadly Cargo, directed by Stuart Hagmann. The same year, he played the murder victim in the
Columbo episode entitled, "Try and Catch Me". Also in 1977, Frank played Todd Seymour in the
Hawaii Five-O episode "Practical Jokes Can Kill You". In the second season of
Barney Miller he appeared in the episode "Massage Parlor". In 1979, he appeared as Lester Hackett in four episodes in the CBS
miniseries The Chisholms; when the production resumed in 1980, he was replaced in the role by
Reid Smith. In 1982, Frank portrayed independently wealthy
Stanley Beck on the short lived series
Filthy Rich, a comedic send-up of
Dallas and
Dynasty. He costarred with
Dennis Weaver as Jack Warren in CBS's short-lived (1983–84)
Emerald Point N.A.S.. Between 1977 and 1985, he made four appearances on
The Love Boat. His first appearance as Jim Wright made him the first love interest for Julie on the series. His film credits include
The One and Only (1978),
The Other Side of the Mountain Part 2 (1978) and
Mrs. Delafield Wants to Marry (1986). In 1983 Frank played astronaut
Scott Carpenter in the
movie version of
Tom Wolfe's novel
The Right Stuff. He also appeared as the husband of his real-life wife
Susan Blanchard in the 1987 film
Russkies. In 2004, Frank narrated
C.S.A.: The Confederate States of America, a
mockumentary based in an alternate timeline in which the Confederacy won the
American Civil War. ==Personal life==