32 episodesFirst aired 12 September 1965
E1Sept 196530m
A time machine plummets Tim and Martin back to the Gold Rush Days.
E2Sept 196530m
Tim and Martin search for their time machine.
E3Sept 196530m
Tim and Martin return, via time machine, to early Hollywood where Martin once starred as a sheik.
E4Oct 196530m
Uncle Martin captures a surprising photo of Tim using his fortune-telling camera. Both are astonished when the image reveals Tim at the altar with an unidentified woman whose back is turned to the camera.
E5Oct 196530m
Martin's latest machine effects a mind swap with Mrs. Brown.
E6Oct 196530m
Tim's I.Q. soars when he downs Martin's brain-power pills.
E7Oct 196530m
A mineral deficiency gives Martin the Midas touch everything he touches turns to gold.
E8Oct 196530m
Uncle Martin, packed in a tiny bottle, is bound for the Middle East.
E9Nov 196530m
Martin's benevolence-inducing light has an unusual effect on Brennan.
E10Nov 196530m
Martin accidentally pulls an alien spaceship out of the sky.
E11Nov 196530m
The time machine brings Tim, Martin and Mrs. Brown face to face with Jesse and Frank James.
E12Nov 196530m
Disguised as a 70-year-old, Martin becomes a night watchman.
E13Dec 196530m
Double trouble - Martin's duplicating machine creates two Tims.
E14Dec 196530m
A Martian pill turns Mrs. Brown into a crusading crime-fighter.
E15Dec 196530m
Tim is arrested for theft when he's forced to help two jewel robbers.
E16Dec 196530m
Rumors spread that Martin is working on a secret Government project.
E17Jan 196630m
The unexplained presence of "Uncle" Martin jeopardizes Tim's claim to an inheritance.
E18Jan 196630m
An invisible Martin is photographed capturing an escaped criminal.
E19Jan 196630m
A short circuit in Martin's transmitter puts him and Tim on nationwide TV.
E20Jan 196630m
Martin helps Mrs. Brown's brother build a robot that does household chores.
E21Feb 196630m
In a department store, Martin is frozen into a mannequinlike pose.
E22Feb 196630m
Tim is kidnapped by sinister CRUSH agent Butterball.
E23Feb 196630m
A gypsy curse causes Mrs. Brown to drop anything she picks up.
E24Feb 196630m
Trouble begins when Martin's Martian nephew lands on Earth and tells everyone where he's from.
E25Mar 196630m
Martin turns himself into a liquid and is lapped up by Tim's dog.
E26Mar 196630m
Trouble begins when Tim contracts a Martian virus.
E27Mar 196630m
Martin's personality altercator turns Mrs. Brown into a thief.
E28Mar 196630m
Martin summons Leonardo da Vinci for help in fixing his spaceship.
E29Apr 196630m
A mosquito bite causes Martin to act like a race horse.
E30Apr 196630m
A beam from Martin's regenerator gives Mrs. Brown power to foresee the future.
E31Apr 196630m
Martin's molecular reassembler turns a squirrel into a human.
E32May 196630m
Tim tampers with history when he goes back in time and talks the Indians out of selling Manhattan.