An experimental brain surgery gives a mild-mannered professor telekinetic powers and unleashes the dark side of his unconscious mind.
| Name | Type | Role | |
|---|---|---|---|
| Jerome Ross | Writer | ||
| Leon Chooluck | Producer | Associate Producer | |
| Joseph Stefano | Producer | Producer | |
| Harry Ellerbe | Guest Star | Doctor | |
| Frank Maxwell | Guest Star | Keenan | |
| Edward Platt | Guest Star | Dean Radcliffe | |
| John Marley | Guest Star | Dr. Sigmund Hindeman | |
| Anne Loos | Guest Star | Emily Radcliffe | |
| Donald Pleasence | Guest Star | Harold J. Finley | |
| Paul Lambert | Guest Star | Dr. Henschell | |
| Paul Kent | Guest Star | Detective | |
| Priscilla Morrill | Guest Star | Vera Finley | |
| James McCallion | Guest Star | Dr. Tremaine | |
| Fred Beir | Guest Star | Steve Crandon | |
| Leslie Stevens | Executive Producer | Executive Producer | |
| Laslo Benedek | Director |