Jessica Tandy stars as an elderly but peppery former Parisian artist's model who assists O'Hara in building his case of income tax evasion against a racketeer specializing in art swindles.
| Name | Type | Role | |
|---|---|---|---|
| Richard Carlson | Writer | ||
| Hans Conried | Guest Star | ||
| Hedley Mattingly | Guest Star | ||
| Jessica Tandy | Guest Star | ||
| Michael Fox | Guest Star | ||
| Len Wayland | Guest Star | ||
| Donnelly Rhodes | Guest Star | ||
| Maurice Marsac | Guest Star | ||
| Patty McCormack | Guest Star | ||
| Doris Dowling | Guest Star | ||
| Martin Kosleck | Guest Star | ||
| William Bramley | Guest Star | ||
| Paul Picerni | Guest Star | ||
| Lawrence Dobkin | Director |