Allen Ludden and Cathryn Hartt have appeared together in 1 film in 1976, with a combined box office of $4.2 million. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1976 | Futureworld | $4.2 million |
Allen Ludden also often with: Alex Rodine (1), Andrew Masset (1), Angela Greene (1), Arthur Hill (1), Blythe Danner (1)
Cathryn Hartt also often with: Adrienne Barbeau (1), Alex Rodine (1), Andrea Howard (1), Andrew Masset (1), Andrew Stevens (1)