Mike Lithgow joined the Royal Navy in 1938 during WW2 he served with . He was posted to A&AEE at Boscombe Down in 1943 and attended the ETPS course there in 1944. He was with the British Air Commission in the
He set up the 100km closed-circuit record in an Attacker, and held the London-Paris and Paris-London records in the Supermarine Swift. He set a world speed record in 1953 with the Swift F.4 at Castel Idris in Libya ,with a speed of 735.7mph.